Several of the DPA Jobmonitor requests (for any Backup Application) are in a "Queued for Processing" state and do not change.
Although there are many scenarios on why requests are in a "Queued for Processing" state the most common reason is due to the DPA Servers being restarted without first stopping the DPA processes first. This is commonly seen after an O/S level patch implementation.
Due to the incorrect restart procedure, it created an orphaned transaction which failed to close properly which causes a disruption to any future transactions leading to requests being in a "Queued for Processing" state.
Run the following query against the DPA Datastore to verify if these orphaned transactions exist:
They will be able to provide assistance on removing the orphaned transaction.