Answers.Body: <p>Many post-upgrade issues like this can be resolved by clearing the caches.  It should be taken care of by the upgrade process, but it's worth trying it again.</p>
  
  <p>You can clear the caches in various ways including: <code>Administer &gt; System Settings &gt; Cleanup Caches and Update Paths &gt; Cleanup Caches</code></p>
  
Answers.ContentLicense: CC BY-SA 4.0
Answers.CreationDate: 2018-08-03T16:31:40.960Z
Answers.LastActivityDate: 2018-08-03T16:31:40.960Z
Answers.UserDisplayName: Aidan
Body: <p>I'm using WordPress 4.9.8 and I've upgraded our CiviCRM to 5.4.0. After that CiviRules 2.1 and CiviVolunteer 4.7.31-2.3.1 seem not working.</p>
  
  <p><strong>1. CiviRules 2.1</strong>, when click <strong>New rule</strong>, it backs to CiviCRM homepage</p>
  
  <p>CiviRules> <strong>Find Rules</strong>> could find Rules but can not edit existed Rules. It only shows empty windows like this:
  <a href="https://i.sstatic.net/YA0TA.png" rel="nofollow noreferrer"><img src="https://i.sstatic.net/YA0TA.png" alt="enter image description here"></a></p>
  
  <p>CiviRules> CiviRle Tags work ok</p>
  
  <p><strong>2. CiviVolunteer</strong> 4.7.31-2.3.1</p>
  
  <p>Volunteers> New Volunteer Project: Go back to CiviCRM homepage</p>
  
  <p>Volunteers> Manage Volunteer Project: Go back to CiviCRM homepage</p>
  
  <p>Volunteers> Configure Roles> work ok</p>
  
  <p>Volunteers> Configure Project Relationship work ok</p>
  
  <p>Volunteers> Configure Volunteer Settings: Go back to CiviCRM homepage</p>
  
  <p>Volunteers> Volunteer Interest Form: Go back to CiviCRM homepage</p>
  
  <p>Volunteers> Search for... Go back to CiviCRM homepage</p>
  
  <p>Please check and help to fix</p>
  
  <hr>
  
  <p><strong>Solution</strong>: I've follow Aidan's comment: Clearing the caches by go to Administer > System Settings > Cleanup Caches and Update Paths > Cleanup Caches
  And all works ok now</p>
  
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-08-03T09:33:54.913Z
Comments.Text: Have you tried clearing the caches again?  Administer > System Settings > Cleanup Caches and Update Paths > Cleanup Caches
Comments.UserDisplayName: Aidan
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-08-03T09:44:20.033Z
Comments.Text: Oh, I've acted like you said and all seems work again, Thanks!
Comments.UserDisplayName: ToanLuong
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-08-03T09:46:17.307Z
Comments.Text: Could you please update your question with what you did and mark it as solved?
Comments.UserDisplayName: Jaap Jansma - CiviCooP
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-08-03T09:52:50.793Z
Comments.Text: @JaapJansma-CiviCooP I've edited my question but I still don't know how to mark it as solved
Comments.UserDisplayName: ToanLuong
Comments.ContentLicense: CC BY-SA 4.0
Comments.CreationDate: 2018-08-03T16:33:47.823Z
Comments.Text: Hi @ToanLuong - I've added my comment as an answer.  The way to mark your question as solved here on SE is to add the 'green tick' next to my answer below.
Comments.UserDisplayName: Aidan
Tags: <wordpress><civivolunteer><civirules>
Title: Solved: CiviRules 2.1 and CiviVolunteer 4.7.31-2.3.1 not working with CiviCRM 5.4.0
ThreadText: # Solved: CiviRules 2.1 and CiviVolunteer 4.7.31-2.3.1 not working with CiviCRM 5.4.0
  
  (Asked by: username_0 on 2018-08-03)
  
  I'm using WordPress 4.9.8 and I've upgraded our CiviCRM to 5.4.0. After that CiviRules 2.1 and CiviVolunteer 4.7.31-2.3.1 seem not working.
  
  **1. CiviRules 2.1**, when click **New rule**, it backs to CiviCRM homepage
  
  CiviRules> **Find Rules**> could find Rules but can not edit existed Rules. It only shows empty windows like this:
  [![enter image description here](https://i.sstatic.net/YA0TA.png)](https://i.sstatic.net/YA0TA.png)
  
  CiviRules> CiviRle Tags work ok
  
  **2. CiviVolunteer** 4.7.31-2.3.1
  
  Volunteers> New Volunteer Project: Go back to CiviCRM homepage
  
  Volunteers> Manage Volunteer Project: Go back to CiviCRM homepage
  
  Volunteers> Configure Roles> work ok
  
  Volunteers> Configure Project Relationship work ok
  
  Volunteers> Configure Volunteer Settings: Go back to CiviCRM homepage
  
  Volunteers> Volunteer Interest Form: Go back to CiviCRM homepage
  
  Volunteers> Search for... Go back to CiviCRM homepage
  
  Please check and help to fix
  
  ---
  
  **Solution**: I've follow username_1's comment: Clearing the caches by go to Administer > System Settings > Cleanup Caches and Update Paths > Cleanup Caches
  And all works ok now
  
  **Tags:** wordpress, civivolunteer, civirules
  
  > **Comments:**
  > **username_1**: Have you tried clearing the caches again?  Administer > System Settings > Cleanup Caches and Update Paths > Cleanup Caches  
  > **username_0**: Oh, I've acted like you said and all seems work again, Thanks!  
  > **username_2**: Could you please update your question with what you did and mark it as solved?  
  > **username_0**: @JaapJansma-username_2 I've edited my question but I still don't know how to mark it as solved  
  > **username_1**: Hi @username_0 - I've added my comment as an answer.  The way to mark your question as solved here on SE is to add the 'green tick' next to my answer below.  
  
  ---
  
  ## 1 answers
  
  ### Answer by username_1 on 2018-08-03. Score: 2 | Accepted answer
  
  Many post-upgrade issues like this can be resolved by clearing the caches. It should be taken care of by the upgrade process, but it's worth trying it again.
  
  You can clear the caches in various ways including: `Administer > System Settings > Cleanup Caches and Update Paths > Cleanup Caches`
  
  
  ---
  
  