diff -u -r DBD-Oracle-1.80-ORIG/dbdimp.c DBD-Oracle-1.80/dbdimp.c
--- DBD-Oracle-1.80-ORIG/dbdimp.c	2019-07-25 14:15:30.000000000 +0000
+++ DBD-Oracle-1.80/dbdimp.c	2020-08-06 12:47:30.193715144 +0000
@@ -51,6 +51,7 @@
 ub2 al32utf8_csid	= 873;
 ub2 al16utf16_csid	= 2000;
 
+static int dbd_dr_destroy_called = 0;
 
 typedef struct sql_fbh_st sql_fbh_t;
 struct sql_fbh_st {
@@ -199,6 +200,7 @@
 	dTHX;
 	DBIS = dbistate;
 	dbd_init_oci(dbistate);
+	dbd_dr_destroy_called = 0;
 }
 
 
@@ -208,6 +210,8 @@
 	dTHX;
 	sword status;
 
+	dbd_dr_destroy_called = 1;
+
 	/* We rely on the DBI dispatcher to destroy all child handles before we get here (DBI >= 1.623). */
 
 	if (imp_drh->leak_state) {
@@ -1167,6 +1171,11 @@
 	/* since most errors imply already disconnected.	*/
 	DBIc_ACTIVE_off(imp_dbh);
 
+	/* If dbd_dr_destroy has been called, it's completely */
+	/* unsafe to do anything with the handle, so just return */
+	if (dbd_dr_destroy_called) {
+	  return 1;
+	}
 	/* Oracle will commit on an orderly disconnect.	*/
 	/* See DBI Driver.xst file for the DBI approach.	*/