Need a help with org-tree-slide

[OsicKwon]

I wanted and tried to use copilot in org-tree-slide, but there was no suggestion and completion displayed.
So, I assume that Copilot mode conflicted with org-tree-slide mode.
Any workaround?

https://github.com/takaxp/org-tree-slide

::EDIT:: copilot-language-server-log

[lsp] Request getCompletions: RangeError: Illegal value for lineNumber
at e.lineAt (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\textDocument.ts:305:19)
at isMiddleOfTheLine (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\ghostText\ghostText.ts:1138:22)
at isInlineSuggestion (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\ghostText\ghostText.ts:1124:28)
at getGhostTextWithoutAbortHandling (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\ghostText\ghostText.ts:575:30)
at getGhostText (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\ghostText\ghostText.ts:1042:22)
at getInlineCompletionsResult (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\inlineCompletion.ts:29:20)
at getInlineCompletions (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\lib\src\inlineCompletion.ts:73:20)
at handleGetCompletionsHelper (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\agent\src\methods\getCompletions.ts:94:28)
at Hr.messageHandler (c:\Users\user\AppData\Roaming.emacs.d.cache\copilot\node_modules@github\copilot-language-server\agent\src\service.ts:321:45)