MSAFD Tcpip [UDP/IP] : 2 : 2 : %SystemRoot%\system32\mswsock.dll 
MSAFD Tcpip [RAW/IP] : 2 : 3 :  
MSAFD Tcpip [TCP/IPv6] : 2 : 1 : %SystemRoot%\system32\mswsock.dll 
MSAFD Tcpip [UDP/IPv6] : 2 : 2 :  
MSAFD Tcpip [RAW/IPv6] : 2 : 3 : %SystemRoot%\system32\mswsock.dll 
RSVP TCPv6 Service Provider : 2 : 1 :  
RSVP TCP Service Provider : 2 : 1 : %SystemRoot%\system32\mswsock.dll 
RSVP UDPv6 Service Provider : 2 : 2 :  
RSVP UDP Service Provider : 2 : 2 : %SystemRoot%\system32\mswsock.dll 
MSAFD RfComm [Bluetooth] : 2 : 1 : 

When I try to forward an email (with or without an attachment, TB crashes. Its been doing it for several weeks. I'm using Thunderbird 45.1.0 Running Windows 7 Pro. Version 6.1.7601 Service Pack 1 Build 7601 Below is the crash report. Any help will be greatly appreciated. Thanks :) AdapterDeviceID: 0x0a16 AdapterDriverVersion: 10.18.10.3945 AdapterSubsysID: 06511028 AdapterVendorID: 0x8086 Add-ons: gsearch%40standard8.plus.com:1.0,%7B972ce4c6-7e08-4474-a285-3208198ce6fd%7D:45.1.0,en-gb%40flyingtophat.co.uk:1.19.6 AddonsShouldHaveBlockedE10s: 1 AvailablePageFile: 13085220864 AvailablePhysicalMemory: 4590944256 AvailableVirtualMemory: 3900018688 BIOS_Manufacturer: Dell Inc. BlockedDllList: BreakpadReserveAddress: 54525952 BreakpadReserveSize: 67108864 BuildID: 20160509110721 CrashTime: 1463998955 EMCheckCompatibility: true FramePoisonBase: 00000000f0de0000 FramePoisonSize: 65536 InstallTime: 1463558879 Notes: AdapterVendorID: 0x8086, AdapterDeviceID: 0x0a16, AdapterSubsysID: 06511028, AdapterDriverVersion: 10.18.10.3945 ProductID: {3550f703-e582-4d05-9a08-453d09bdfdc6} ProductName: Thunderbird ReleaseChannel: release SafeMode: 0 SecondsSinceLastCrash: 59 StartupTime: 1463998900 SystemMemoryUsePercentage: 45 TelemetryEnvironment: {"build":{"applicationId":"{3550f703-e582-4d05-9a08-453d09bdfdc6}","applicationName":"Thunderbird","architecture":"x86","buildId":"20160509110721","version":"45.1.0","vendor":null,"platformVersion":"45.1.0","xpcomAbi":"x86-msvc","hotfixVersion":null},"partner":{"distributionId":null,"distributionVersion":null,"partnerId":null,"distributor":null,"distributorChannel":null,"partnerNames":[]},"system":{"memoryMB":8096,"virtualMaxMB":4096,"cpu":{"count":4,"cores":2,"vendor":"GenuineIntel","family":6,"model":69,"stepping":1,"l2cacheKB":256,"l3cacheKB":3072,"speedMHz":1696,"extensions":["hasMMX","hasSSE","hasSSE2","hasSSE3","hasSSSE3","hasSSE4_1","hasSSE4_2"]},"os":{"name":"Windows_NT","version":"6.1","locale":"en-GB","servicePackMajor":1,"servicePackMinor":0,"installYear":2015},"hdd":{"profile":{"model":"TOSHIBA Q300","revision":"SAFM"},"binary":{"model":"TOSHIBA Q300","revision":"SAFM"},"system":{"model":"TOSHIBA Q300","revision":"SAFM"}},"gfx":{"D2DEnabled":false,"DWriteEnabled":false,"adapters":[{"description":"Intel(R) HD Graphics Family","vendorID":"0x8086","deviceID":"0x0a16","subsysID":"06511028","RAM":null,"driver":"igdumdim64 igd10iumd64 igd10iumd64 igdumdim32 igd10iumd32 igd10iumd32","driverVersion":"10.18.10.3945","driverDate":"9-16-2014","GPUActive":true}],"monitors":[{"screenWidth":1280,"screenHeight":720,"refreshRate":60,"pseudoDisplay":false},{"screenWidth":1680,"screenHeight":1050,"refreshRate":60,"pseudoDisplay":false}],"features":{"compositor":"basic","d3d11":{"status":"disabled"},"d2d":{"status":"unavailable","version":"1.0"}}},"isWow64":true},"settings":{"blocklistEnabled":true,"e10sEnabled":false,"telemetryEnabled":false,"isInOptoutSample":false,"locale":"en-US","update":{"channel":"release","enabled":true,"autoDownload":true},"userPrefs":{"browser.cache.disk.capacity":358400},"addonCompatibilityCheckEnabled":true,"isDefaultBrowser":null},"profile":{"creationDate":16455},"addons":{"activeAddons":{"gsearch@standard8.plus.com":{"blocklisted":false,"description":"Adds Google Search to Thunderbird","name":"Google Search for Thunderbird","userDisabled":false,"appDisabled":false,"version":"1.0","scope":1,"type":"extension","foreignInstall":false,"hasBinaryComponents":false,"installDay":16815,"updateDay":16815}},"theme":{"id":"{972ce4c6-7e08-4474-a285-3208198ce6fd}","blocklisted":false,"description":"The default theme.","name":"Default","userDisabled":false,"appDisabled":false,"version":"45.1.0","scope":4,"foreignInstall":false,"hasBinaryComponents":false,"installDay":16450,"updateDay":16938},"activePlugins":[{"name":"Shockwave Flash","version":"21.0.0.242","description":"Shockwave Flash 21.0 r0","blocklisted":false,"disabled":false,"clicktoplay":false,"mimeTypes":["application/x-shockwave-flash","application/futuresplash"],"updateDay":16934}],"activeGMPlugins":{},"activeExperiment":{},"persona":null}} Theme: classic/1.0 Throttleable: 1 TotalPageFile: 16976687104 TotalPhysicalMemory: 8489295872 TotalVirtualMemory: 4294836224 URL: Vendor: Version: 45.1.0 Winsock_LSP: MSAFD Tcpip [TCP/IP] : 2 : 1 : MSAFD Tcpip [UDP/IP] : 2 : 2 : %SystemRoot%\system32\mswsock.dll MSAFD Tcpip [RAW/IP] : 2 : 3 : MSAFD Tcpip [TCP/IPv6] : 2 : 1 : %SystemRoot%\system32\mswsock.dll MSAFD Tcpip [UDP/IPv6] : 2 : 2 : MSAFD Tcpip [RAW/IPv6] : 2 : 3 : %SystemRoot%\system32\mswsock.dll RSVP TCPv6 Service Provider : 2 : 1 : RSVP TCP Service Provider : 2 : 1 : %SystemRoot%\system32\mswsock.dll RSVP UDPv6 Service Provider : 2 : 2 : RSVP UDP Service Provider : 2 : 2 : %SystemRoot%\system32\mswsock.dll MSAFD RfComm [Bluetooth] : 2 : 1 : useragent_locale: en-US This report also contains technical information about the state of the application when it crashed.