Answers.Body: <p>For anyone who runs into the same error, my Craft 2 site had 3 environment settings:</p>
  
  <p>Dev, Staging and Production.</p>
  
  <p>This page covers how to carry those settings into Craft 3
  <a href="https://docs.craftcms.com/v3/config/environments.html" rel="nofollow noreferrer">https://docs.craftcms.com/v3/config/environments.html</a></p>
  
  <p>Thanks to @lenka for pointing me in the right direction!</p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-10-09T02:57:52.750Z
Answers.LastActivityDate: 2018-10-09T02:57:52.750Z
Answers.UserDisplayName: Charlie Triplett
Body: <p>I'm trying to upgrade Craft 2 -> 3.</p>
  
  <p>I can install Craft 3 no problem, but when I try starting over/upgrading I'm hitting this error.</p>
  
  <p>The Craft 2 site is running the latest version of Craft.</p>
  
  <p>MacOS High Sierra</p>
  
  <p>MAMP Pro 5.0.4</p>
  
  <p><a href="https://i.sstatic.net/9boYE.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/9boYE.png" alt="Abort, Try again, Continue Anyway "></a></p>
  
  <p>When I continue anyway I get this error:</p>
  
  <pre><code>An Error occurred while handling another error:
  
  Stack trace:
  yii\base\InvalidArgumentException: Invalid path alias: @baseUrl/ in /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php:154
  #0 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(1080): yii\BaseYii::getAlias('@baseUrl/')
  #1 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(167): craft\web\Request-&gt;_requestedSite(Object(craft\services\Sites))
  #2 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/BaseObject.php(109): craft\web\Request-&gt;init()
  #3 [internal function]: yii\base\BaseObject-&gt;__construct(Array)
  #4 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(383): ReflectionClass-&gt;newInstanceArgs(Array)
  #5 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container-&gt;build('craft\\web\\Reque...', Array, Array)
  #6 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container-&gt;get('craft\\web\\Reque...', Array, Array)
  #7 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/config/app.web.php(13): yii\BaseYii::createObject(Array)
  #8 [internal function]: {closure}()
  #9 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(503): call_user_func_array(Object(Closure), Array)
  #10 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(351): yii\di\Container-&gt;invoke(Object(Closure), Array)
  #11 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Object(Closure))
  #12 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Module.php(742): yii\di\ServiceLocator-&gt;get('request', true)
  #13 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(333): yii\base\Module-&gt;get('request', true)
  #14 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(74): craft\web\Application-&gt;get('request')
  #15 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/web/ErrorHandler.php(499): yii\di\ServiceLocator-&gt;__get('request')
  #16 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/web/ErrorHandler.php(115): yii\web\ErrorHandler-&gt;shouldRenderSimpleHtml()
  #17 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/ErrorHandler.php(132): yii\web\ErrorHandler-&gt;renderException(Object(yii\base\InvalidArgumentException))
  #18 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/ErrorHandler.php(111): craft\web\ErrorHandler-&gt;renderException(Object(yii\base\InvalidArgumentException))
  #19 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/ErrorHandler.php(63): yii\base\ErrorHandler-&gt;handleException(Object(yii\base\InvalidArgumentException))
  #20 [internal function]: craft\web\ErrorHandler-&gt;handleException(Object(yii\base\InvalidArgumentException))
  #21 {main}
  Previous exception:
  yii\base\InvalidArgumentException: Invalid path alias: @baseUrl/ in /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php:154
  Stack trace:
  #0 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(1080): yii\BaseYii::getAlias('@baseUrl/')
  #1 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(167): craft\web\Request-&gt;_requestedSite(Object(craft\services\Sites))
  #2 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/BaseObject.php(109): craft\web\Request-&gt;init()
  #3 [internal function]: yii\base\BaseObject-&gt;__construct(Array)
  #4 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(383): ReflectionClass-&gt;newInstanceArgs(Array)
  #5 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container-&gt;build('craft\\web\\Reque...', Array, Array)
  #6 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container-&gt;get('craft\\web\\Reque...', Array, Array)
  #7 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/config/app.web.php(13): yii\BaseYii::createObject(Array)
  #8 [internal function]: {closure}()
  #9 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(503): call_user_func_array(Object(Closure), Array)
  #10 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(351): yii\di\Container-&gt;invoke(Object(Closure), Array)
  #11 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Object(Closure))
  #12 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Module.php(742): yii\di\ServiceLocator-&gt;get('request', true)
  #13 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(333): yii\base\Module-&gt;get('request', true)
  #14 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/web/Application.php(160): craft\web\Application-&gt;get('request')
  #15 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/helpers/App.php(371): yii\web\Application-&gt;getRequest()
  #16 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/config/app.php(214): craft\helpers\App::logConfig()
  #17 [internal function]: {closure}()
  #18 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(503): call_user_func_array(Object(Closure), Array)
  #19 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(351): yii\di\Container-&gt;invoke(Object(Closure), Array)
  #20 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Object(Closure))
  #21 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Module.php(742): yii\di\ServiceLocator-&gt;get('log', true)
  #22 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(333): yii\base\Module-&gt;get('log', true)
  #23 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Application.php(508): craft\web\Application-&gt;get('log')
  #24 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/base/ApplicationTrait.php(1133): yii\base\Application-&gt;getLog()
  #25 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(106): craft\web\Application-&gt;_preInit()
  #26 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/BaseObject.php(109): craft\web\Application-&gt;init()
  #27 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Application.php(206): yii\base\BaseObject-&gt;__construct(Array)
  #28 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(97): yii\base\Application-&gt;__construct(Array)
  #29 [internal function]: craft\web\Application-&gt;__construct(Array)
  #30 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(383): ReflectionClass-&gt;newInstanceArgs(Array)
  #31 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container-&gt;build('craft\\web\\Appli...', Array, Array)
  #32 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container-&gt;get('craft\\web\\Appli...', Array, Array)
  #33 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/bootstrap/bootstrap.php(252): yii\BaseYii::createObject(Array)
  #34 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/bootstrap/web.php(42): require('/Users/charlie....')
  #35 /Users/charlie.triplett/Documents/Work/simple/Craft-3.0.26.1/web/index.php(20): require('/Users/charlie....')
  #36 {main}
  </code></pre>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-10-08T19:10:42.907Z
Comments.Text: It looks like there is problem with alias settings. Look at config files in Craft 2 and 3 and find alias baseUrl. Is there any?
Comments.UserDisplayName: lenka
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-10-09T02:49:21.760Z
Comments.Text: @lenka Yes one for my local and one for prod in my general.php config.
Comments.UserDisplayName: Charlie Triplett
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-10-09T02:56:00.593Z
Comments.Text: @lenka And… Ohhhhhh… I've got this figured out. Thank you!
Comments.UserDisplayName: Charlie Triplett
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-10-09T18:18:13.957Z
Comments.Text: I'm happy that you've solve it :-)
Comments.UserDisplayName: lenka
Tags: <craft3><updating>
Title: Attempting Craft 2 -> 3 Upgrade | An Error occurred while handling another error
ThreadText: # Attempting Craft 2 -> 3 Upgrade | An Error occurred while handling another error
  
  (Asked by: username_0 on 2018-10-08)
  
  I'm trying to upgrade Craft 2 -> 3.
  
  I can install Craft 3 no problem, but when I try starting over/upgrading I'm hitting this error.
  
  The Craft 2 site is running the latest version of Craft.
  
  MacOS High Sierra
  
  MAMP Pro 5.0.4
  
  [![Abort, Try again, Continue Anyway ](https://i.sstatic.net/9boYE.png)](https://i.sstatic.net/9boYE.png)
  
  When I continue anyway I get this error:
  
  ```
  An Error occurred while handling another error:
  
  Stack trace:
  yii\base\InvalidArgumentException: Invalid path alias: @baseUrl/ in /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php:154
  #0 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(1080): yii\BaseYii::getAlias('@baseUrl/')
  #1 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(167): craft\web\Request->_requestedSite(Object(craft\services\Sites))
  #2 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/BaseObject.php(109): craft\web\Request->init()
  #3 [internal function]: yii\base\BaseObject->__construct(Array)
  #4 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(383): ReflectionClass->newInstanceArgs(Array)
  #5 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container->build('craft\\web\\Reque...', Array, Array)
  #6 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container->get('craft\\web\\Reque...', Array, Array)
  #7 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/config/app.web.php(13): yii\BaseYii::createObject(Array)
  #8 [internal function]: {closure}()
  #9 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(503): call_user_func_array(Object(Closure), Array)
  #10 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(351): yii\di\Container->invoke(Object(Closure), Array)
  #11 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Object(Closure))
  #12 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Module.php(742): yii\di\ServiceLocator->get('request', true)
  #13 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(333): yii\base\Module->get('request', true)
  #14 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(74): craft\web\Application->get('request')
  #15 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/web/ErrorHandler.php(499): yii\di\ServiceLocator->__get('request')
  #16 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/web/ErrorHandler.php(115): yii\web\ErrorHandler->shouldRenderSimpleHtml()
  #17 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/ErrorHandler.php(132): yii\web\ErrorHandler->renderException(Object(yii\base\InvalidArgumentException))
  #18 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/ErrorHandler.php(111): craft\web\ErrorHandler->renderException(Object(yii\base\InvalidArgumentException))
  #19 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/ErrorHandler.php(63): yii\base\ErrorHandler->handleException(Object(yii\base\InvalidArgumentException))
  #20 [internal function]: craft\web\ErrorHandler->handleException(Object(yii\base\InvalidArgumentException))
  #21 {main}
  Previous exception:
  yii\base\InvalidArgumentException: Invalid path alias: @baseUrl/ in /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php:154
  Stack trace:
  #0 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(1080): yii\BaseYii::getAlias('@baseUrl/')
  #1 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Request.php(167): craft\web\Request->_requestedSite(Object(craft\services\Sites))
  #2 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/BaseObject.php(109): craft\web\Request->init()
  #3 [internal function]: yii\base\BaseObject->__construct(Array)
  #4 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(383): ReflectionClass->newInstanceArgs(Array)
  #5 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container->build('craft\\web\\Reque...', Array, Array)
  #6 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container->get('craft\\web\\Reque...', Array, Array)
  #7 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/config/app.web.php(13): yii\BaseYii::createObject(Array)
  #8 [internal function]: {closure}()
  #9 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(503): call_user_func_array(Object(Closure), Array)
  #10 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(351): yii\di\Container->invoke(Object(Closure), Array)
  #11 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Object(Closure))
  #12 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Module.php(742): yii\di\ServiceLocator->get('request', true)
  #13 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(333): yii\base\Module->get('request', true)
  #14 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/web/Application.php(160): craft\web\Application->get('request')
  #15 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/helpers/App.php(371): yii\web\Application->getRequest()
  #16 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/config/app.php(214): craft\helpers\App::logConfig()
  #17 [internal function]: {closure}()
  #18 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(503): call_user_func_array(Object(Closure), Array)
  #19 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(351): yii\di\Container->invoke(Object(Closure), Array)
  #20 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/ServiceLocator.php(137): yii\BaseYii::createObject(Object(Closure))
  #21 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Module.php(742): yii\di\ServiceLocator->get('log', true)
  #22 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(333): yii\base\Module->get('log', true)
  #23 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Application.php(508): craft\web\Application->get('log')
  #24 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/base/ApplicationTrait.php(1133): yii\base\Application->getLog()
  #25 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(106): craft\web\Application->_preInit()
  #26 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/BaseObject.php(109): craft\web\Application->init()
  #27 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/base/Application.php(206): yii\base\BaseObject->__construct(Array)
  #28 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/src/web/Application.php(97): yii\base\Application->__construct(Array)
  #29 [internal function]: craft\web\Application->__construct(Array)
  #30 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(383): ReflectionClass->newInstanceArgs(Array)
  #31 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/di/Container.php(156): yii\di\Container->build('craft\\web\\Appli...', Array, Array)
  #32 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/yiisoft/yii2/BaseYii.php(349): yii\di\Container->get('craft\\web\\Appli...', Array, Array)
  #33 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/bootstrap/bootstrap.php(252): yii\BaseYii::createObject(Array)
  #34 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/vendor/craftcms/cms/bootstrap/web.php(42): require('/Users/username_0....')
  #35 /Users/username_0.username_0/Documents/Work/simple/Craft-3.0.26.1/web/index.php(20): require('/Users/username_0....')
  #36 {main}
  
  ```
  
  **Tags:** craft3, updating
  
  > **Comments:**
  > **username_1**: It looks like there is problem with alias settings. Look at config files in Craft 2 and 3 and find alias baseUrl. Is there any?  
  > **username_0**: @username_1 Yes one for my local and one for prod in my general.php config.  
  > **username_0**: @username_1 And… Ohhhhhh… I've got this figured out. Thank you!  
  > **username_1**: I'm happy that you've solve it :-)  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_0 on 2018-10-09. Score: 1 | Accepted answer
  
  For anyone who runs into the same error, my Craft 2 site had 3 environment settings:
  
  Dev, Staging and Production.
  
  This page covers how to carry those settings into Craft 3
  <https://docs.craftcms.com/v3/config/environments.html>
  
  Thanks to @username_1 for pointing me in the right direction!
  
  
  ---
  
  