1. Network connection problem: Check whether your network connection is stable. Sometimes the unstable network may lead to the failure of picture loading.

2. Douban movie server problem: Douban movie server may be out of order or maintenance, which makes it impossible to load pictures.

3. Web page cache problem: Clearing the browser cache can sometimes help solve the loading problem.

4. Browser compatibility: Some browsers may not be compatible with the Web version of Douban Movie. Try to replace other browsers such as Google Chrome and Firefox.

5. Picture size problem: Some pictures are too large, which may lead to slow or incomplete loading.

Solution:

1. Check the network connection to ensure the network stability.

2. Try refreshing the webpage, or visit Douban Movie later.

3. Clear the browser cache.

4. Replace the browser with better compatibility.

5. For some oversized pictures, you can try to reduce the picture size or choose other clear pictures.

If the above methods still fail to solve the problem, you may need to contact the technical support team of Douban Film for help.