E2002 — Volume operation rejected (E_VOLUME_PARAM_INVALID)

Property	Value
Code	`2002`
Slug	`E2002`
Category	`storage` (Storage)
CIP	CIP-9

What happened

Volume operation rejected (E_VOLUME_PARAM_INVALID): {detail}. This is the receipt’s what text, produced by the node’s ExecutionError::RasVolume. Placeholders in braces are filled from the failing transaction.

Why it happened

The node rejected the operation with E2002 (category storage, Storage). The receipt’s why field carries the specific cause and context carries structured details, such as the values that filled the placeholders above. The normative rule is in CIP-9.

How to fix

Check erasure k/m bounds, wrapped-DEK length, and the volume name rule ([a-zA-Z0-9_-.], max 64 bytes, not ’.’ or ’..’).

Receipt example

{
  "code": 2002,
  "slug": "E2002",
  "category": "storage",
  "what": "volume operation rejected (E_VOLUME_PARAM_INVALID): {detail}",
  "fix": "Check erasure k/m bounds, wrapped-DEK length, and the volume name rule ([a-zA-Z0-9_\\-.], max 64 bytes, not '.' or '..').",
  "docs_url": "https://docs.cowboy.inc/errors/E2002"
}

All Error Codes

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