Just upgraded my CentOS 6.7 system running BackupPC to Fedora 23. Along 
with that upgrade came BackupPC 3.3.1 (specifically, 
BackupPC-3.3.1-2.fc23.x86_64).

Since the upgrades, the BackupPC log file is showing (apparently 
non-fatal) errors:

2016-02-28 11:00:00 Next wakeup is 2016-02-28 12:00:00
Unescaped left brace in regex is deprecated, passed through in regex; 
marked by <-- HERE in m/\${ <-- HERE (\w+)}(\+?)/ at 
/usr/share/BackupPC/lib/BackupPC/Lib.pm line 1268.
Unescaped left brace in regex is deprecated, passed through in regex; 
marked by <-- HERE in m/(.*)\${ <-- HERE (\w+)}(\+?)(.*)/ at 
/usr/share/BackupPC/lib/BackupPC/Lib.pm line 1273.
2016-02-28 12:00:00 Next wakeup is 2016-02-28 13:00:00
Unescaped left brace in regex is deprecated, passed through in regex; 
marked by <-- HERE in m/\${ <-- HERE (\w+)}(\+?)/ at 
/usr/share/BackupPC/lib/BackupPC/Lib.pm line 1268.
Unescaped left brace in regex is deprecated, passed through in regex; 
marked by <-- HERE in m/(.*)\${ <-- HERE (\w+)}(\+?)(.*)/ at 
/usr/share/BackupPC/lib/BackupPC/Lib.pm line 1273.

Di I care?
-- 
Tim Evans                       |5 Chestnut Court
443-394-3864                    |Owings Mills, MD 21117

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