1898757 - Export fails with error: Executable directory 'undefined' must exist

When using Software Provisioning Manager Tool (SAP Note: 1680045) to perform the export of system copy, SAPinst fails at "Export ABAP" phase and pops up the following error:

• Last error reported by the step: Assertion failed: in NW_ABAP_Export.stepPreconditions: Executable directory 'undefined' must exist

From sapinst_dev.log under installation directory, following traces can be observed:

• Error messages can be found at the end of the log, similar as below:

ERROR <time stamp> [sixxcstepexecute.cpp:916]
FCO-00011 The step stepPreconditions with step key |NW_Export|ind|ind|ind|ind|0|0|NW_ABAP_Export_Dialog|ind|ind|ind|ind|abapUnload|0|NW_ABAP_Export|ind|ind|ind|ind|0|0|stepPreconditions was executed with status ERROR ( Last error reported by the step: Assertion failed: in NW_ABAP_Export.stepPreconditions: Executable directory 'undefined' must exist).

• Before the above error message, a pattern of traces are logged repeatedly, similar as below:

TRACE <time stamp>

FSPath(R3load) done

TRACE <time stamp>
FSPath(/opt/java1.4/bin/R3load) done

TRACE <time stamp>
FSPath(/opt/java1.4/bin).concat() done: /opt/java1.4/bin/R3load

TRACE <time stamp>
FSPath(/opt/java1.4/bin/R3load).isExisting(undefined)

TRACE <time stamp>
FSPath(/opt/java1.4/bin/R3load).isExisting() done: false

• At the beginning of the patterns, the environment variables of user <sid>adm are recorded at below step:

TRACE <time stamp>
User(tstadm).getLoginEnvironment() done: Properties({

This issue can happen on SAP systems based on AS ABAP:

• NetWeaver 7.0 & NetWeaver 7.0 EHP1/EHP2
• NetWeaver 7.3 & NetWeaver 7.3 EHP1
• NetWeaver 7.4

migration, SL toolset, SWPM, sapinst.log,  keydb.xml, control.xml, assertion failed, DIR_EXECUTABLE, system copy, , KBA , BC-INS-MIG , OS/DB Migrations with SWPM and DB refresh , Problem