title: IBM RAD 7.5 update "Installation Manager" failed
body: <p>I'm trying to install IBM RAD 7.5. </p>
  
  <p>First step is to install Installation Manager (IM) </p>
  
  <ul>
  <li><p>run launch pad from command window started with admin rights</p>
  
  <p>c:\temp\IBM Rational Application Developer for WebSphere V7.5\RAD_SETUP>launchpa
  d.exe -c demoDisableAutorun launchpad\launchpad.bat</p></li>
  <li><p>Installation completed and ask to restart IM </p></li>
  <li>IM detects new version and ask to update</li>
  </ul>
  
  <p>Update fails with log
  <img src="https://i.stack.imgur.com/mUdyy.png" alt="IBM_IM_ErrorLog.PNG"></p>
  
  <p>Files IBMIM.exe and IBMIMc.exe already renamed to ".IBMIM_TMP_1" and ".IBMIM_TMP_2" and can't be found.</p>
  
  <p>Any suggestions what I can try to resolve the issue.</p>