Error No Controller

::heading=Problem

Universal Robot shows error No Controller

::heading=Troubleshooting

::note=This issue is still under active investigation. This is not an absolute list of causes. Feel free to add more causes as they are discovered and confirmed.

The issue will happen when CPU resources are scarce. Check if:

• There are many threads. Remove all URCaps then add threads.

 

::heading=Solution

Refactor the program to use less threads.