HadyShaltout Thank you, it seems VS fails to open the document sometimes - I'll try to find out why.
System.Runtime.InteropServices.COMException (0x80004005): Unspecified error (Exception from HRESULT: 0x80004005 (E_FAIL))

at System.Runtime.InteropServices.Marshal.ThrowExceptionForHRInternal(Int32 errorCode, IntPtr errorInfo)

at Microsoft.VisualStudio.Shell.VsShellUtilities.GetTextView(IVsWindowFrame windowFrame)

at Microsoft.VisualStudio.Shell.VsShellUtilities.OpenDocument(IServiceProvider provider, String fullPath, Guid logicalView, IVsUIHierarchy& hierarchy, UInt32& itemID, IVsWindowFrame& windowFrame, IVsTextView& view)

at Devsense.VisualStudio.Shell.DocumentUtils.OpenDocument(IServiceProvider provider, String fullPath, Int32 line, Int32 col)

at BANANA.SXTLSTGAIQCAUOFZPEAKGY.RRLINOQPIKILMPKOOBNXYO(String NBAJYCWKYSJRMVGCYZWIQJ, Int32 SEVTPKCQZSHAUEHWQDALQZ, Int32 KJLNWJXSXOGKZCYWLEIJE)

at Microsoft.VisualStudio.Language.Intellisense.Implementation.GoToDefMouseHandler.PreprocessMouseUp(MouseButtonEventArgs e)