ROS2 autocomplete failed after source a workspace

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Hi there,
I'm using ROS Humble and autocomplete, a strange issue occur. When I open a new terminal it worked well, but after I went to my workspace and run source install/setup.zsh, autocomplete failed.
I have read this issue but it doesn't work for my circumstances
Here is more info about my system
ubuntu 20.04
ros Humble binary install
zsh 5.8.1 (x86_64-ubuntu-linux-gnu) with oh-my-zsh and zsh-autosuggestion
ros-humble-ros2cli 0.18.6-1jammy.20230623.052455
python3-argcomplete 1.8.1-1.5
Thank you for helping me solve my problem.