We won't be able to view the details of your company's SR.
If you give a little more background on the specifics someone here may be able to assist or give you a few things to try. With that,
* What version of ePO?
* Is this a new setup? Upgrade?
* Did anything change recently? Windows Updates, etc...
* What operating system is ePO installed on?
* Are you receiving any errors? Displayed in the browser, server log, etc...