I ran sfc /scannow and then filtered the results to a file. There are several errors that were flagged that could not be repaired. They seem to be related to an update "Package_83_for_KB2769165".
What can I do to fix the files?
2013-01-14 15:42:22, Info CSI 0000030d [SR] Verifying 100 (0x00000064) components 2013-01-14 15:42:22, Info CSI 0000030e [SR] Beginning Verify and Repair transaction 2013-01-14 15:42:27, Info CSI 0000030f Hashes for file member \SystemRoot\WinSxS\x86_prncacla.inf_31bf3856ad364e35_6.2.9200.16430_none_a1af7694d303e9dc\I386\CNBJ2530.DPB do not match actual file [l:34{17}]"I386\CNBJ2530.DPB" : Found: {l:32 b:4uk9tm5oyYcvbi9VbkRxejcqVHTrvt1WZoWcPIlOeII=} Expected: {l:32 b:n520k714Uu3utHa5JGQ6HQYbZphKhlMWq5pEmfnCDuw=} 2013-01-14 15:42:27, Info CSI 00000310 [SR] Cannot repair member file [l:34{17}]"I386\CNBJ2530.DPB" of prncacla.inf, Version = 6.2.9200.16430, pA = PROCESSOR_ARCHITECTURE_INTEL (0), Culture neutral, VersionScope = 1 nonSxS, PublicKeyToken = {l:8 b:31bf3856ad364e35}, Type = [l:24{12}]"driverUpdate", TypeName neutral, PublicKey neutral in the store, hash mismatch 2013-01-14 15:42:46, Info CSI 00000311 Hashes for file member \SystemRoot\WinSxS\x86_prncacla.inf_31bf3856ad364e35_6.2.9200.16430_none_a1af7694d303e9dc\I386\CNBJ2530.DPB do not match actual file [l:34{17}]"I386\CNBJ2530.DPB" : Found: {l:32 b:4uk9tm5oyYcvbi9VbkRxejcqVHTrvt1WZoWcPIlOeII=} Expected: {l:32 b:n520k714Uu3utHa5JGQ6HQYbZphKhlMWq5pEmfnCDuw=} 2013-01-14 15:42:46, Info CSI 00000312 [SR] Cannot repair member file [l:34{17}]"I386\CNBJ2530.DPB" of prncacla.inf, Version = 6.2.9200.16430, pA = PROCESSOR_ARCHITECTURE_INTEL (0), Culture neutral, VersionScope = 1 nonSxS, PublicKeyToken = {l:8 b:31bf3856ad364e35}, Type = [l:24{12}]"driverUpdate", TypeName neutral, PublicKey neutral in the store, hash mismatch 2013-01-14 15:42:46, Info CSI 00000313 [SR] This component was referenced by [l:160{80}]"Package_83_for_KB2769165~31bf3856ad364e35~x86~~6.2.1.0.2769165-10628_neutral_GDR" 2013-01-14 15:42:48, Info CSI 00000314 [SR] Verify complete 2013-01-14 15:42:48, Info CSI 00000315 [SR] Verifying 100 (0x00000064) components 2013-01-14 15:42:48, Info CSI 00000316 [SR] Beginning Verify and Repair transaction 2013-01-14 15:42:52, Info CSI 00000317 [SR] Verify complete 2013-01-14 15:42:52, Info CSI 00000318 [SR] Verifying 100 (0x00000064) components 2013-01-14 15:42:52, Info CSI 00000319 [SR] Beginning Verify and Repair transaction 2013-01-14 15:42:57, Info CSI 0000031a [SR] Verify complete 2013-01-14 15:42:57, Info CSI 0000031b [SR] Verifying 100 (0x00000064) components 2013-01-14 15:42:57, Info CSI 0000031c [SR] Beginning Verify and Repair transaction 2013-01-14 15:43:03, Info CSI 0000031d [SR] Verify complete 2013-01-14 15:43:03, Info CSI 0000031e [SR] Verifying 100 (0x00000064) components 2013-01-14 15:43:03, Info CSI 0000031f [SR] Beginning Verify and Repair transaction 2013-01-14 15:43:17, Info CSI 00000323 [SR] Verify complete 2013-01-14 15:43:17, Info CSI 00000324 [SR] Verifying 67 (0x00000043) components 2013-01-14 15:43:17, Info CSI 00000325 [SR] Beginning Verify and Repair transaction 2013-01-14 15:43:21, Info CSI 00000326 [SR] Verify complete 2013-01-14 15:43:21, Info CSI 00000327 [SR] Repairing 1 components 2013-01-14 15:43:21, Info CSI 00000328 [SR] Beginning Verify and Repair transaction 2013-01-14 15:43:22, Info CSI 00000329 Hashes for file member \SystemRoot\WinSxS\x86_prncacla.inf_31bf3856ad364e35_6.2.9200.16430_none_a1af7694d303e9dc\I386\CNBJ2530.DPB do not match actual file [l:34{17}]"I386\CNBJ2530.DPB" : Found: {l:32 b:4uk9tm5oyYcvbi9VbkRxejcqVHTrvt1WZoWcPIlOeII=} Expected: {l:32 b:n520k714Uu3utHa5JGQ6HQYbZphKhlMWq5pEmfnCDuw=} 2013-01-14 15:43:22, Info CSI 0000032a [SR] Cannot repair member file [l:34{17}]"I386\CNBJ2530.DPB" of prncacla.inf, Version = 6.2.9200.16430, pA = PROCESSOR_ARCHITECTURE_INTEL (0), Culture neutral, VersionScope = 1 nonSxS, PublicKeyToken = {l:8 b:31bf3856ad364e35}, Type = [l:24{12}]"driverUpdate", TypeName neutral, PublicKey neutral in the store, hash mismatch 2013-01-14 15:43:22, Info CSI 0000032b Hashes for file member \SystemRoot\WinSxS\x86_prncacla.inf_31bf3856ad364e35_6.2.9200.16430_none_a1af7694d303e9dc\I386\CNBJ2530.DPB do not match actual file [l:34{17}]"I386\CNBJ2530.DPB" : Found: {l:32 b:4uk9tm5oyYcvbi9VbkRxejcqVHTrvt1WZoWcPIlOeII=} Expected: {l:32 b:n520k714Uu3utHa5JGQ6HQYbZphKhlMWq5pEmfnCDuw=} 2013-01-14 15:43:22, Info CSI 0000032c [SR] Cannot repair member file [l:34{17}]"I386\CNBJ2530.DPB" of prncacla.inf, Version = 6.2.9200.16430, pA = PROCESSOR_ARCHITECTURE_INTEL (0), Culture neutral, VersionScope = 1 nonSxS, PublicKeyToken = {l:8 b:31bf3856ad364e35}, Type = [l:24{12}]"driverUpdate", TypeName neutral, PublicKey neutral in the store, hash mismatch 2013-01-14 15:43:22, Info CSI 0000032d [SR] This component was referenced by [l:160{80}]"Package_83_for_KB2769165~31bf3856ad364e35~x86~~6.2.1.0.2769165-10628_neutral_GDR" 2013-01-14 15:43:22, Info CSI 0000032e [SR] Repair complete 2013-01-14 15:43:22, Info CSI 0000032f [SR] Committing transaction 2013-01-14 15:43:23, Info CSI 00000334 [SR] Verify and Repair Transaction completed. All files and registry keys listed in this transaction have been successfully repaired