diff --git a/src/lib/error.c b/src/lib/error.c
index a5268a07f..910db3984 100644
--- a/src/lib/error.c
+++ b/src/lib/error.c
@@ -39,6 +39,12 @@ cinelerra_error_tls_init (void)
   pthread_key_create (&cinelerra_error_tls, NULL);
 }
 
+/**
+ * Set error state for the current thread.
+ * If the error state of the current thread was cleared, then set it, else preserve the old state.
+ * @param err name of the error with 'CINELERRA_ERROR_' prefix (example: CINELERRA_ERROR_NO_MEMORY)
+ * @return old state, that is NULL for success, when the state was cleared and a pointer to a pending error when the error state was already set
+ */
 const char*
 cinelerra_error_set (const char * nerr)
 {
@@ -52,6 +58,11 @@ cinelerra_error_set (const char * nerr)
 }
 
 
+/**
+ * Get and clear current error state.
+ * This function clears the error state, if it needs to be reused, one has to store it in a temporary variable.
+ * @return pointer to any pending error of this thread, NULL if no error is pending
+ */
 const char*
 cinelerra_error ()
 {
diff --git a/src/lib/error.h b/src/lib/error.h
index 071a3c914..21d9dcb73 100644
--- a/src/lib/error.h
+++ b/src/lib/error.h
@@ -67,20 +67,9 @@ const char* CINELERRA_ERROR_##err = "CINELERRA_ERROR_" #err ":" msg
 (({ERROR (flag, "%s", strchr(CINELERRA_ERROR_##err, ':')+1);}), \
 cinelerra_error_set(CINELERRA_ERROR_##err))
 
-/**
- * Set error state for the current thread.
- * If the error state of the current thread was cleared, then set it, else preserve the old state.
- * @param err name of the error with 'CINELERRA_ERROR_' prefix (example: CINELERRA_ERROR_NO_MEMORY)
- * @return old state, that is NULL for success, when the state was cleared and a pointer to a pending error when the error state was already set
- */
 const char*
 cinelerra_error_set (const char * err);
 
-/**
- * Get and clear current error state.
- * This function clears the error state, if it needs to be reused, one has to store it in a temporary variable.
- * @return pointer to any pending error of this thread, NULL if no error is pending
- */
 const char*
 cinelerra_error ();