BSY907E An unexpected return code from VSAM was encountered while doing an update operation of the control file. RC1=`return code 1` RC2=`return code 2`

Explanation A VSAM update error occurred while attempting to
update the data set specified for the IMS control
data set. The RC1 and RC2 (VSAM return codes) are provided for diagnostic
purposes. 
User response Use the return codes to resolve the VSAM errors
before continuing. 

BSY907E An unexpected return code from VSAM was encountered while doing an update operation of the control file. RC1=return code 1 RC2=return code 2

Explanation

User response

BSY907E An unexpected return code from VSAM was encountered while doing an update operation of the control file. RC1=`return code 1` RC2=`return code 2`