esc (Enterprise Smart Card Manager) is not functional anymore after update to xulrunner-10*. On startup it produces:
# /usr/bin/esc Could not find compatible GRE between version 1.9 and 1.99. Could not find compatible GRE between version 1.9 and 1.99.
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 5
esc- Enterprise Security Client smart card client
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