Additional uncaught exception thrown while handling exception.

Original

PDOException: in drupal_lookup_path() (line 176 of D:\Drupal\includes\path.inc).

Additional

PDOException: SQLSTATE[IMSSP]: An error occurred translating string for input param 7 to UCS-2: No mapping for the Unicode character exists in the target multi-byte code page. in dblog_watchdog() (line 160 of D:\Drupal\modules\dblog\dblog.module).