[Bug] OpenGVLab/InternVL2_5-78B-MPO Lmdeploy report bug "AttributeError: 'NoneType' object has no attribute 'split'"

[CedrusLNZ]

Checklist

• 1. I have searched related issues but cannot get the expected help.
• 2. The bug has not been fixed in the latest version.
• 3. Please note that if the bug-related issue you submitted lacks corresponding environment info and a minimal reproducible demo, it will be challenging for us to reproduce and resolve the issue, reducing the likelihood of receiving feedback.

Describe the bug

Use the official demo, it report error directly

from lmdeploy import pipeline, TurbomindEngineConfig
from lmdeploy.vl import load_image

model = 'OpenGVLab/InternVL2_5-78B-MPO'
image = load_image('https://raw.githubusercontent.com/open-mmlab/mmdeploy/main/tests/data/tiger.jpeg')
pipe = pipeline(model, backend_config=TurbomindEngineConfig(session_len=8192, tp=4))
response = pipe(('describe this image', image))
print(response.text)

"AttributeError: 'NoneType' object has no attribute 'split'"

Reproduction

conda create -n lmdeploy python=3.8 -y
conda activate lmdeploy
pip install lmdeploy

run the script, demo code as the official demo listed

Environment

linux cuda12

Error traceback

[yuecao0119]

Hello,

May I ask if it's convenient for you to send me your environment version information such as lmdeploy? The test code here is running normally.

lmdeploy                           0.6.1
transformers                       4.43.1
torch                              2.1.0+cu118