How to recover Windchill PDMLink cache for Creo Parametric when error message: Wildfire cache located at "<cache location>" couldn't be loaded

Published: 2020-02-27

Description

• ​​When starting Creo after computer had a bluescreen, Creo Parametric starts up with error message:
  

  Wildfire cache located at "<cache location>" couldn't be loaded
  

Cause

• ​Corrupt Windchill-cache for Creo Parametric

Resolution

• If all objects was uploaded to the Windchill server by Upload in the workspace then please proceed with:

1. Rename the cache-folder e.g:
   

   ​​C:\PTC\start_creowork_creo4\pdm_cache_creo4 --> ​​C:\PTC\start_creowork_creo4\pdm_cache_creo4_backup

2. Start Creo Parametric and reregister the Windchill-server
3. Continue your work

• Note! If all modified files was uploaded from workspace then the workspaces are completely saved on the server-side and are in a way a backup of your local workspaces. 
  

• To be able to automatically Save and Upload objects from Creo Parametric to Windchill PDMLink set the following config.pro: 
  

  dm_upload_objects automatic

Workaround

1. Rename the cache-folder e.g:
   

   ​​C:\PTC\start_creowork_creo4\pdm_cache_creo4 --> ​​C:\PTC\start_creowork_creo4\pdm_cache_creo4_backup

2. Start Creo Parametric and reregister the Windchill-server

3. Shut down Creo Parametric and try replace the new cache folder with the backed up folder, e.g.
   

   ​​C:\PTC\start_creowork_creo4\pdm_cache_creo4_backup\.cache2008 --> ​​C:\PTC\start_creowork_creo4\pdm_cache_creo4\.cache2008

4. If the same issue still persists and the modified was not recovered or if the cache is still corrupt then the backed up folder needs to be copied and recovered by decryption