Revert "Do not dereference a null pointer if client didn't send ver info. #5579"
Revert "Do not dereference a null pointer if client didn't send ver info. #5579"

This reverts commit 0ef7514adb04816916e6e01976f42347d66d3d98.

htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor,htcondor/htcondor