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.

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