Hi Team,
Please use attached demo project.
Steps:
-
run the app.
-
click
BPM->Modeler -
The start event select below items:

-
add
Entity Data Task, and selectModify entity:

As there is a process variable defined in the LeaveApplicationForm:
@ProcessVariable
private LeaveApplication leaveApplication;
ER: the Process variable dropdown should list leaveApplication.
AR: leaveApplication is not listed. Though it allows to input the variable name manually.
bpm-sample.zip (127.5 KB)
Please kindly check and see if this is a problem.