EXPORT_BUFFER_FAILED 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: R - Error at ABAP Runtime
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.
Error code...............: <runtime parameter>.
Error code...............: <runtime parameter>.
Buffer ID...............: <runtime parameter>.
Table...................: <runtime parameter>.
Key.......................: <runtime parameter>.
Data length..............: <runtime parameter>.
Error during EXPORT to the cross-transaction application buffer
Please see runtime error for more details about the possible cause of this runtime error and how it could be avoided.
The interface to the cross-transaction application buffer returned the
unknown error code <runtime parameter>.
There was an access to the area of table <runtime parameter>.
Please see internal error for more details about the possible cause of this runtime error and how it could be avoided.
EXPORT_BUFFER_FAILED - export buffer failed EXPORT_BUFFER_EXTERNAL_ERROR - export buffer external error EXPORT_BUFFER_DUPLICATE_KEY - export buffer duplicate key EXCP_SY_CLASS_ERROR - excp sy class error EXCP_INTERNAL_ERROR - excp internal error EXCP_HANDLER_FAILED_TO_UNWIND - excp handler failed to unwind