Failed to grab lockfile during uninstallation and installation of source tree

[desireealviento]

I uninstalled the sourcetree and trying to install again but to no avail I get this error.

2017-04-27 14:31:04> Program: Starting Squirrel Updater: --install .
2017-04-27 14:31:04> Program: Starting install, writing to C:\Users\mining\AppData\Local\SquirrelTemp
2017-04-27 14:31:05> Program: About to install to: C:\Users\mining\AppData\Local\SourceTree
2017-04-27 14:31:05> Program: Install path C:\Users\mining\AppData\Local\SourceTree already exists, burning it to the ground
2017-04-27 14:31:12> SingleGlobalInstance: Failed to grab lockfile, will retry: C:\Users\mining\AppData\Local\Temp;C:\xampp\php\.squirrel-lock-97516FB7ECFF316B6DE41B3A475E26ED256F7D13: System.NotSupportedException: The given path's format is not supported.
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
2017-04-27 14:31:13> SingleGlobalInstance: Failed to grab lockfile, will retry: C:\Users\mining\AppData\Local\Temp;C:\xampp\php\.squirrel-lock-97516FB7ECFF316B6DE41B3A475E26ED256F7D13: System.NotSupportedException: The given path's format is not supported.
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
2017-04-27 14:31:13> SingleGlobalInstance: Failed to grab lockfile, will retry: C:\Users\mining\AppData\Local\Temp;C:\xampp\php\.squirrel-lock-97516FB7ECFF316B6DE41B3A475E26ED256F7D13: System.NotSupportedException: The given path's format is not supported.
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
2017-04-27 14:31:13> SingleGlobalInstance: Failed to grab lockfile, will retry: C:\Users\mining\AppData\Local\Temp;C:\xampp\php\.squirrel-lock-97516FB7ECFF316B6DE41B3A475E26ED256F7D13: System.NotSupportedException: The given path's format is not supported.
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
2017-04-27 14:31:13> SingleGlobalInstance: Failed to grab lockfile, will retry: C:\Users\mining\AppData\Local\Temp;C:\xampp\php\.squirrel-lock-97516FB7ECFF316B6DE41B3A475E26ED256F7D13: System.NotSupportedException: The given path's format is not supported.
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
2017-04-27 14:31:14> SingleGlobalInstance: Failed to grab lockfile, will retry: C:\Users\mining\AppData\Local\Temp;C:\xampp\php\.squirrel-lock-97516FB7ECFF316B6DE41B3A475E26ED256F7D13: System.NotSupportedException: The given path's format is not supported.
at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
2017-04-27 14:31:16> Unhandled exception: System.AggregateException: One or more errors occurred. ---> System.Exception: Couldn't acquire lock, is another instance running
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
at Squirrel.UpdateManager.<acquireUpdateLock>b__31_0()
at System.Threading.Tasks.Task`1.InnerInvoke()
at System.Threading.Tasks.Task.Execute()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Squirrel.UpdateManager.<CheckForUpdate>d__7.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Squirrel.UpdateManager.<FullInstall>d__10.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task)
at Squirrel.Update.Program.<Install>d__4.MoveNext()
--- End of inner exception stack trace ---
at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
at System.Threading.Tasks.Task.Wait()
at Squirrel.Update.Program.executeCommandLine(String[] args)
at Squirrel.Update.Program.main(String[] args)
---> (Inner Exception #0) System.Exception: Couldn't acquire lock, is another instance running
at Squirrel.SingleGlobalInstance..ctor(String key, TimeSpan timeOut)
at Squirrel.UpdateManager.<acquireUpdateLock>b__31_0()
at System.Threading.Tasks.Task`1.InnerInvoke()
at System.Threading.Tasks.Task.Execute()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Squirrel.UpdateManager.<CheckForUpdate>d__7.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at Squirrel.UpdateManager.<FullInstall>d__10.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
at System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
at System.Runtime.CompilerServices.TaskAwaiter.ValidateEnd(Task task)
at Squirrel.Update.Program.<Install>d__4.MoveNext()<---

[Steve Shireman]

I have the same problem on Windows 10

[Antoine Rey]

I've got the same error while installing SourceTree 2.5.4. Do you have any solution?