If you are using Save() on an update statement, PHP will throw a warning similar to "OCILobWrite: OCI_INVALID_HANDLE..." if your update statement did not catch any rows with its where clause.
(PHP 5, PHP 7, PECL OCI8 >= 1.1.0)
OCI-Lob::save — Saves data to the large object
$data
[, int $offset
] )
Saves data to the large object.
dataThe data to be saved.
offsetCan be used to indicate offset from the beginning of the large object.
Returns TRUE on success or FALSE on failure.
If you are using Save() on an update statement, PHP will throw a warning similar to "OCILobWrite: OCI_INVALID_HANDLE..." if your update statement did not catch any rows with its where clause.
When you get "OCI-Lob::save(): OCI_INVALID_HANDLE in ..." try
oci_execute($stid, OCI_NO_AUTO_COMMIT);
$clob->save($data);
oci_commit($conn);