# PTDConfigError { #phasic.exceptions.PTDConfigError }

```python
phasic.exceptions.PTDConfigError()
```

Configuration error with suggested fixes.

Raised when the user requests functionality that is not available
or when the configuration is invalid.

## Examples {.doc-section .doc-section-examples}

```python
>>> import phasic as ptd
>>> ptd.configure(jax=True, ffi=True)  # FFI not available
PTDConfigError: ffi=True but FFI is currently disabled.
  Reason: Memory corruption bug (see FFI_MEMORY_CORRUPTION_FIX.md)
  Fix: Set ffi=False
```