diff -w -U3 c:/prog/bf/root/HEAD/pgsql.build/src/test/regress/expected/collate.windows.win1252.out c:/prog/bf/root/HEAD/pgsql.build/src/test/regress/results/collate.windows.win1252.out
--- c:/prog/bf/root/HEAD/pgsql.build/src/test/regress/expected/collate.windows.win1252.out	2023-01-23 04:39:06.755149600 +0000
+++ c:/prog/bf/root/HEAD/pgsql.build/src/test/regress/results/collate.windows.win1252.out	2023-02-26 17:32:54.115515200 +0000
@@ -363,16 +363,17 @@
  
  -- to_char
  SET lc_time TO 'de_DE';
+ERROR:  invalid value for parameter "lc_time": "de_DE"
  SELECT to_char(date '2010-03-01', 'DD TMMON YYYY');
     to_char
  -------------
- 01 MRZ 2010
+ 01 MAR 2010
  (1 row)
  
  SELECT to_char(date '2010-03-01', 'DD TMMON YYYY' COLLATE "de_DE");
     to_char
  -------------
- 01 MRZ 2010
+ 01 MAR 2010
  (1 row)
  
  -- to_date