itunes can't sync photo error -50
after upgrading itunes and iphoneS (5 and 4) and ipad 2 to new ios 7.1 i cam't sync photos to all of that devices....i have this error
11/03/14 21:44:53,039 MDCrashReportTool[363]: 363:17305600|CrashReportCopierAFC.m:-[CrashReportCopierAFC copyAndProcessRemotePath:usingConnection:]| ERROR: Could not remove remote path at ./DiagnosticLogs/security.log.20140311T162320Z
i already try to delete that file but this error still exist.
anyone can help me?
i hav already contact apple support but they don't give me a solutions yet
iPhone 4, Mac OS X (10.7.5)