diff --git a/src/ffi/mod.rs b/src/ffi/mod.rs
index 5da3932760a828cd85ded7b00e1b226c124bfadc..c1c11833fbae0265f25ea9ac3732636034a890d4 100644
--- a/src/ffi/mod.rs
+++ b/src/ffi/mod.rs
@@ -377,6 +377,7 @@ pub unsafe extern "C" fn connector_put_bytes(
 
 #[no_mangle]
 pub unsafe extern "C" fn connector_get(connector: &mut Connector, port: PortId) -> c_int {
+    StoredError::tl_clear();
     match connector.get(port) {
         Ok(()) => ERR_OK,
         Err(err) => {
@@ -388,6 +389,7 @@ pub unsafe extern "C" fn connector_get(connector: &mut Connector, port: PortId)
 
 #[no_mangle]
 pub unsafe extern "C" fn connector_next_batch(connector: &mut Connector) -> isize {
+    StoredError::tl_clear();
     match connector.next_batch() {
         Ok(n) => n as isize,
         Err(err) => {