[NBug] Value cannot be null.Parameter name: path3

[alexgavru]

⚠️ The sections below must be filled in and this text must be removed or the issue will be closed.

Current behaviour

Expected behaviour

Steps to reproduce

Error Details

System.ArgumentNullException: Value cannot be null.
Parameter name: path3
   at System.IO.Path.Combine(String path1, String path2, String path3)
   at GitUI.CommandsDialogs.SettingsDialog.MergeToolsHelper.FindFileInFolders(String fileName, String[] locations)
   at GitUI.CommandsDialogs.SettingsDialog.MergeToolsHelper.FindMergeToolFullPath(ConfigFileSettingsSet settings, String mergeToolText, String& exeName)
   at GitUI.CommandsDialogs.SettingsDialog.Pages.GitConfigSettingsPage.MergeToolCmdSuggest_Click(Object sender, EventArgs e)
   at System.Windows.Forms.Control.OnTextChanged(EventArgs e)
   at System.Windows.Forms.ComboBox.OnTextChanged(EventArgs e)
   at System.Windows.Forms.Control.set_Text(String value)
   at System.Windows.Forms.ComboBox.set_Text(String value)
   at System.Windows.Forms.ComboBox.UpdateText()
   at System.Windows.Forms.ComboBox.WmReflectCommand(Message& m)
   at System.Windows.Forms.ComboBox.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Additional information

Open Settings and change merge tool to TortoiseMerge.

Environment

• Git Extensions 3.2.1.6628
• Build bc07663
• Git 2.23.0.windows.1
• Microsoft Windows NT 10.0.18362.0
• .NET Framework 4.8.4010.0
• DPI 96dpi (no scaling)

[archivarius-bot]

Thank you for the bug report 👍

Sadly, it appears some important information is still missing, which you may have overlooked while submitting the bug.
Without this information we may not be able to assist you in resolving the issue.

Please review your submission, fill the missing information in and post a new comment to ping us back to re-open the issue.
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[duplicates-detector-bot]

Potential duplicates:

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[gerhardol]

Duplicate of #7169
Corrected in master
(No real workaround, you can use the portable version to set TortoiseMerge as mergetool or install without plugins.)