To Override the Custom Update Sequence with the Default

Select File > Settings > User > Preferences .
The Preferences dialog opens.
In the Category list box, select Reference.
Turn on Ignore Update Sequence.
Click OK.
Note: You can set the RDL_DIR to automatically locate redline files created in Bentley Redline.

Note: If Ignore Update Sequence option is on, the Update Sequence item in the References dialog's Properties menu is disabled.