DBSQL_BUFFER_RESET is an ABAP runtime error which you may come across when using or developing within an SAP system. See below for the standard details explaining what it means and how you can avoid or fix this runtime error.
Short Dump Classification: I - Internal Kernel Error
You can view further information about a runtme error by using transaction code ST22 which will show you this and all runtime erros that have happen in your SAP system.
Also check out the Comments section below to view or add related contributions and example screen shots.
Internal error: The table buffer has been reinitialized.
Please see internal error for more details about the possible cause of this runtime error and how it could be avoided.
Inconsistency detected when accessing the table buffer. The table
buffer has been reinitialized, and the inconsistency removed.
An inconsistency can arise for example if another process terminates in
the critical part of the table buffer. A process becomes critical if it
has a semaphore.