Error: sharepoint-filename-to-long

Error Type

sharepoint-filename-to-long

Relevant Store

Sharepoint - Destination

Description

SharePoint Online (Microsoft 365) has the following limits:

  • Max file path (including site URL, folder path, and file name): 400 characters

  • Max file name length: 256 characters

Please check Microsoft's documention for updates - here

Common Root Causes

  • Deeply nested folder structures

  • Long file or folder names

Quick Fixes

  • Flatten Folder Structure

    • Reduce nesting by moving files/folders to higher-level folders.

    • Example: Instead of /sites/team/projectA/docs/version1/reports/2025/June/, try /sites/team/projectA/reports/.

  • Rename Files or Folders

    • Shorten names to use abbreviations or numbers.

    • Example: Rename Final_Project_Report_2025_June_Version3.docxFP_Report_2025V3.docx

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