diff --git a/test/Generic_JDBC_Tests/src/H2_Spec.enso b/test/Generic_JDBC_Tests/src/H2_Spec.enso
index 0e77ad8f8b91..1226a1a4141d 100644
--- a/test/Generic_JDBC_Tests/src/H2_Spec.enso
+++ b/test/Generic_JDBC_Tests/src/H2_Spec.enso
@@ -23,8 +23,12 @@ type H2_JDBC_Config
         database_root = data_dir / ("h2_tests" + (Date_Time.now.format "yyyy-MM-dd_HHmmss.f"))
         url = "jdbc:h2:" + database_root.path + "/test"
         cleanup =
+            IO.println "AAAAA deleting"
             database_root . delete_if_exists recursive=True
+            IO.println "AAAAA deleted"
+        IO.println "AAAAA exists before "+database_root.exists.to_text
         cleanup
+        IO.println "AAAAA exists after "+database_root.exists.to_text
         Panic.with_finalizer cleanup <|
             database_root . create_directory
             action url
@@ -34,23 +38,20 @@ type H2_JDBC_Config
             conn = Generic_JDBC_Connection.connect url
             conn.should_succeed
             cleanup =
+                IO.println "AAAAA closing"
                 conn.close
+                IO.println "AAAAA closed"
             Panic.with_finalizer cleanup <|
                 action conn
 
 add_specs suite_builder =
     config = H2_JDBC_Config.Value
 
-    # Remove https://github.com/enso-org/enso/issues/12489
-    is_windows = Platform.os == Platform.OS.Windows
-    windows_pending = if is_windows then "disabled on windows" else Nothing
-
-    if is_windows.not then
-        Generic_JDBC_Connection_Spec.add_specs_for_backend config suite_builder
+    Generic_JDBC_Connection_Spec.add_specs_for_backend config suite_builder
 
     ## These tests are here instead of in Generic_JDBC_Connection_Spec because
        they are backend-dependent.
-    suite_builder.group "(H2) Generic JDBC Connection" pending=windows_pending group_builder->
+    suite_builder.group "(H2) Generic JDBC Connection" group_builder->
         with_connection = config.with_connection
 
         # Cleans things up afterwards, but also before for easier debugging.
@@ -67,9 +68,15 @@ add_specs suite_builder =
         lower x = x.to_case ..Lower
 
         group_builder.specify "should be able to create a connection via Database.connect" <|
-            config.with_database url->
-                conn = Database.connect (Generic_JDBC_Details.Value url)
-                conn.should_be_a Generic_JDBC_Connection
+            handler cp =
+                IO.println "AAAAA caught p "+cp.payload.to_text
+                IO.println "AAAAA ==== st"
+                cp.internal_original_exception.printStackTrace
+                IO.println "AAAAA ==== ste"
+            Panic.catch Any handler=handler <|
+                config.with_database url->
+                    conn = Database.connect (Generic_JDBC_Details.Value url)
+                    conn.should_be_a Generic_JDBC_Connection
 
         group_builder.specify "should be able to get table info" <|
             with_connection conn-> cleanup_tables conn ["foo", "bar"] <|