Issue
When the "Enable Secure Static Resources for Lightning Components" critical/release update is turned on in Salesforce, this causes an issue with the DocGen Lightning component to not run the package.
Error Code
The DocGen lightning component is displaying blank or running from the Test section from the DocGen Package displays the error message:
This page has an error. You might just need to refresh it. Action failed: Loop:ProcessDdp$controller$resetBar [$ is not defined] Callback failed: apex://Loop.RunDdpController/ACTION$prepRunDdp Failing descriptor: {Loop:ProcessDdp$controller$resetBar}
Running from the DocGen Package page:
Running from the record:
Resolution
Turn off the "Enable Secure Static Resources for Lightning Components" in the release update.
Additional Information
Our product team is aware of this release update causing this and are working on resolving this before Salesforce rolls the update out.