Gaming Error Code
Gaming
Epic Games Launcher
IS-DS01 | Disk space error
Industry
Gaming
Canonical
/gaming/error-codes/is-ds01/
Last Updated
Feb 25, 2026
Summary
This code indicates that insufficient disk space prevented an operation from completing.
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What This Code Means
IS-DS01 appears when the launcher detects that available storage is insufficient for an operation. The check occurs before or during installation or updates. It does not indicate a licensing or network issue. The system blocks the operation to avoid partial writes. Storage conditions must change before retrying.
Where Users Usually See This Code
- Game installation attempts
- Update preparation stages
- Storage validation screens
Why This Code Appears
- Insufficient available disk space
- Storage allocation check failed
- Installation size exceeds capacity
What Typically Happens Next
- Operation stops
- Content is not installed or updated
- Retry required after storage changes
What This Code Is Not
- It is not a server outage
- It is not a ban or suspension
- It is not a patch validation error
Troubleshooting Checklist
- □ Review storage availability
- □ Retry operation later
- □ Monitor storage behavior
Notes And Edge Cases
Temporary files can affect space checks. External storage may influence detection.
Related Codes
8 links
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