diff --git a/src/pl/plperl/plperl.c b/src/pl/plperl/plperl.c
index c66c4dd377..9af944094f 100644
--- a/src/pl/plperl/plperl.c
+++ b/src/pl/plperl/plperl.c
@@ -513,7 +513,8 @@ plperl_func_handler(FmgrInfo *proinfo,
 		{
 			free(prodesc->proname);
 			free(prodesc);
-			elog(ERROR, "plperl: cache lookup from pg_proc failed");
+			elog(ERROR, "plperl: cache lookup for proc %u failed",
+				 proinfo->fn_oid);
 		}
 		procStruct = (Form_pg_proc) GETSTRUCT(procTup);
 
@@ -528,7 +529,8 @@ plperl_func_handler(FmgrInfo *proinfo,
 		{
 			free(prodesc->proname);
 			free(prodesc);
-			elog(ERROR, "plperl: cache lookup for return type failed");
+			elog(ERROR, "plperl: cache lookup for return type %u failed",
+				 procStruct->prorettype);
 		}
 		typeStruct = (Form_pg_type) GETSTRUCT(typeTup);
 
@@ -558,7 +560,8 @@ plperl_func_handler(FmgrInfo *proinfo,
 			{
 				free(prodesc->proname);
 				free(prodesc);
-				elog(ERROR, "plperl: cache lookup for argument type failed");
+				elog(ERROR, "plperl: cache lookup for argument type %u failed",
+					 procStruct->proargtypes[i]);
 			}
 			typeStruct = (Form_pg_type) GETSTRUCT(typeTup);
 
@@ -745,7 +748,8 @@ plperl_trigger_handler(FmgrInfo *proinfo)
 		{
 			free(prodesc->proname);
 			free(prodesc);
-			elog(ERROR, "plperl: cache lookup from pg_proc failed");
+			elog(ERROR, "plperl: cache lookup for proc %u failed",
+				 proinfo->fn_oid);
 		}
 		procStruct = (Form_pg_proc) GETSTRUCT(procTup);
 
@@ -1064,9 +1068,9 @@ plperl_trigger_handler(FmgrInfo *proinfo)
 									  0, 0, 0);
 		if (!HeapTupleIsValid(typeTup))
 		{
-			elog(ERROR, "plperl: Cache lookup for attribute '%s' type %ld failed",
+			elog(ERROR, "plperl: Cache lookup for attribute '%s' type %u failed",
 				 ret_values[--i],
-				 ObjectIdGetDatum(tupdesc->attrs[attnum - 1]->atttypid));
+				 tupdesc->attrs[attnum - 1]->atttypid);
 		}
 		typinput = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typinput);
 		typelem = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typelem);
@@ -2081,8 +2085,8 @@ plperl_set_tuple_values(Tcl_Interp *interp, char *arrayname,
 									  0, 0, 0);
 		if (!HeapTupleIsValid(typeTup))
 		{
-			elog(ERROR, "plperl: Cache lookup for attribute '%s' type %ld failed",
-				 attname, ObjectIdGetDatum(tupdesc->attrs[i]->atttypid));
+			elog(ERROR, "plperl: Cache lookup for attribute '%s' type %u failed",
+				 attname, tupdesc->attrs[i]->atttypid);
 		}
 
 		typoutput = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typoutput);
@@ -2157,8 +2161,8 @@ plperl_build_tuple_argument(HeapTuple tuple, TupleDesc tupdesc)
 									  0, 0, 0);
 		if (!HeapTupleIsValid(typeTup))
 		{
-			elog(ERROR, "plperl: Cache lookup for attribute '%s' type %ld failed",
-				 attname, ObjectIdGetDatum(tupdesc->attrs[i]->atttypid));
+			elog(ERROR, "plperl: Cache lookup for attribute '%s' type %u failed",
+				 attname, tupdesc->attrs[i]->atttypid);
 		}
 
 		typoutput = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typoutput);
diff --git a/src/pl/tcl/pltcl.c b/src/pl/tcl/pltcl.c
index 5a1115193f..333109cc95 100644
--- a/src/pl/tcl/pltcl.c
+++ b/src/pl/tcl/pltcl.c
@@ -3,7 +3,7 @@
  *			  procedural language (PL)
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/pl/tcl/pltcl.c,v 1.20 2000/04/12 17:17:20 momjian Exp $
+ *	  $Header: /cvsroot/pgsql/src/pl/tcl/pltcl.c,v 1.21 2000/04/16 04:19:41 tgl Exp $
  *
  *	  This software is copyrighted by Jan Wieck - Hamburg.
  *
@@ -473,7 +473,8 @@ pltcl_func_handler(FmgrInfo *proinfo,
 		{
 			free(prodesc->proname);
 			free(prodesc);
-			elog(ERROR, "pltcl: cache lookup from pg_proc failed");
+			elog(ERROR, "pltcl: cache lookup for proc %u failed",
+				 proinfo->fn_oid);
 		}
 		procStruct = (Form_pg_proc) GETSTRUCT(procTup);
 
@@ -488,7 +489,8 @@ pltcl_func_handler(FmgrInfo *proinfo,
 		{
 			free(prodesc->proname);
 			free(prodesc);
-			elog(ERROR, "pltcl: cache lookup for return type failed");
+			elog(ERROR, "pltcl: cache lookup for return type %u failed",
+				 procStruct->prorettype);
 		}
 		typeStruct = (Form_pg_type) GETSTRUCT(typeTup);
 
@@ -517,7 +519,8 @@ pltcl_func_handler(FmgrInfo *proinfo,
 			{
 				free(prodesc->proname);
 				free(prodesc);
-				elog(ERROR, "pltcl: cache lookup for argument type failed");
+				elog(ERROR, "pltcl: cache lookup for argument type %u failed",
+					 procStruct->proargtypes[i]);
 			}
 			typeStruct = (Form_pg_type) GETSTRUCT(typeTup);
 
@@ -803,7 +806,8 @@ pltcl_trigger_handler(FmgrInfo *proinfo)
 		{
 			free(prodesc->proname);
 			free(prodesc);
-			elog(ERROR, "pltcl: cache lookup from pg_proc failed");
+			elog(ERROR, "pltcl: cache lookup for proc %u failed",
+				 proinfo->fn_oid);
 		}
 		procStruct = (Form_pg_proc) GETSTRUCT(procTup);
 
@@ -1123,9 +1127,9 @@ pltcl_trigger_handler(FmgrInfo *proinfo)
 									  0, 0, 0);
 		if (!HeapTupleIsValid(typeTup))
 		{
-			elog(ERROR, "pltcl: Cache lookup for attribute '%s' type %ld failed",
+			elog(ERROR, "pltcl: Cache lookup for attribute '%s' type %u failed",
 				 ret_values[--i],
-				 ObjectIdGetDatum(tupdesc->attrs[attnum - 1]->atttypid));
+				 tupdesc->attrs[attnum - 1]->atttypid);
 		}
 		typinput = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typinput);
 		typelem = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typelem);
@@ -2137,8 +2141,8 @@ pltcl_set_tuple_values(Tcl_Interp *interp, char *arrayname,
 									  0, 0, 0);
 		if (!HeapTupleIsValid(typeTup))
 		{
-			elog(ERROR, "pltcl: Cache lookup for attribute '%s' type %ld failed",
-				 attname, ObjectIdGetDatum(tupdesc->attrs[i]->atttypid));
+			elog(ERROR, "pltcl: Cache lookup for attribute '%s' type %u failed",
+				 attname, tupdesc->attrs[i]->atttypid);
 		}
 
 		typoutput = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typoutput);
@@ -2210,8 +2214,8 @@ pltcl_build_tuple_argument(HeapTuple tuple, TupleDesc tupdesc,
 									  0, 0, 0);
 		if (!HeapTupleIsValid(typeTup))
 		{
-			elog(ERROR, "pltcl: Cache lookup for attribute '%s' type %ld failed",
-				 attname, ObjectIdGetDatum(tupdesc->attrs[i]->atttypid));
+			elog(ERROR, "pltcl: Cache lookup for attribute '%s' type %u failed",
+				 attname, tupdesc->attrs[i]->atttypid);
 		}
 
 		typoutput = (Oid) (((Form_pg_type) GETSTRUCT(typeTup))->typoutput);