If you encountered error SPOOL_INTERNAL_ERROR. There are 4 methods can be use to overcome the issue.
Category Internal Kernel Error
Runtime Errors SPOOL_INTERNAL_ERROR
Application Component BC-ABA-LA
Date and Time 06.02.2014 11:20:35Short text
Internal error in the spool system.What happened?
Error in the SAP kernel.
The current ABAP “E2E_EFWK_RESOURCE_MGR” program had to be terminated because
the ABAP processor detected an internal system error.
In transaction code SM21, you will also see below message, “Spool is Full”.
Method 1
Execute report RSPO1041, SAP_REORG_SPOOL_NEW. This job deletes old spool requests.
Method 2
Using transaction code SP01, manually delete and set periodically remove spool request.
Method 3
On transaction code SPAD, go to Admin tab and select Delete Old Spool Requests.
Method 4
Open transaction code SNRO, enter SPO_NUM as the object name. Click on Change.
Click on Internal Editing (F7).
Click on Intervals (change mode icon)
Increase the To Number value (example 50000) and click on Save.