# exceptions
## <ApiType type="Class" slug="closure-computation-error" symbolName="ClosureComputationError" /> ClosureComputationError
Raised when the closure for a function cannot be computed properly.
**Bases:**
<TypeLink type={{"type_str": "MirascopeOpsError", "description": null, "kind": "simple", "symbol_name": "MirascopeOpsError", "doc_url": null}} />
<AttributesTable
attributes={[
{
"name": "qualified_name",
"type_info": {
"type_str": "str",
"description": null,
"kind": "simple",
"symbol_name": "str",
"doc_url": null
}
}
]}
/>