Request textDocument/definition failed Code: -32603

[ichewm]

Use environment: windows wsl
IDE: VS code
Plugin version: Tact Language Support for TON blockchain v1.4.4
Trigger method: When you double-click and select certain parameters under the .tact file to copy and paste
An error will be reported in the output box below
The information is

[Error - 4:29:29 PM] Request textDocument/definition failed.
  Message: Request textDocument/definition failed with message: Cannot read properties of null (reading '1')
  Code: -32603 
[Error - 4:30:50 PM] Request textDocument/definition failed.
  Message: Request textDocument/definition failed with message: Cannot read properties of null (reading '1')
  Code: -32603 
[Error - 4:30:50 PM] Request textDocument/definition failed.
  Message: Request textDocument/definition failed with message: Cannot read properties of null (reading '1')
  Code: -32603 

[logvik]

Please, provide the code from .tact file, at least some part, else I can't reproduce this error.