Page cannot be displayed under Reminders
Symptoms
We would occasionally get Page cannot be displayed or 500 error in My reminders
Error/warning messages:
Page cannot be displayed or 500 error
Reason
Chain of jobs starting with Update Time Rate job was scheduled to run hourly and at the same time a Cognos report was ran that locked lots of tables.
Resolution
Separate Update Time Rate job and schedule hourly. Schedule the rest of the chain of jobs for the overnight and start with Resource Demand job.