Error Join to Subst 140 (0x8C): How to Fix it

ERROR_JOIN_TO_SUBST comes with the following message 140 (0x8C) The system tried to join a drive to a directory on a substituted drive. This is an obscure error, but if you encounter it, there are a few ways to fix it.

How can I fix ERROR_JOIN_TO_SUBST?

1. Install PowerShell

1. Install the Windows Management Framework Core on your server.
   
2. Now check if the problem is resolved.

The issue appears when running AD Object Merge, and it affects the Migrator for Notes to Exchange. After installing PowerShell 2.0, the issue should be resolved.

2. Check your license key

This error message can appear due to having a wrong license key on the DataFlow Server. To fix this, you need to contact your Software Support and ensure that you have the correct license key.

ERROR_JOIN_TO_SUBST is an obscure error, and you most likely won’t ever experience it as an end user, since it usually affects administrators and developers.

Read more about this topic

• AGP_GART_CORRUPTION: BSOD Error Fixed
• An Error Has Occurred in Bitwarden: 5 Ways to Fix it
• Error Join To Join 138 (0x8A): Use These 3 Solutions to Fix
• Error Not Joined: How to Fix it Permanently

However, if you even encounter 140 (0x8C) The system tried to join a drive to a directory on a substituted drive, this guide should be able to help you fix it.

These aren’t the only errors you can encounter, we wrote about Error_Join_To_Join and Error_Not_Joined in our previous articles, so feel free to check them out.