Initial Checklist

• I understand this is a bug report and questions should be posted in the Community Discussions
• I searched issues and couldn’t find anything (or linked relevant results below)

Bug Description

related opencloud-eu/opencloud#953

Reproduction Steps

1. Create a folder/file with long name length (more than 256bytes)

Expected Outcome

name is restricted

Actual Outcome

The name is not limited, which leads to various problems.