diff --git a/libs/user-facing-errors/src/query_engine/mod.rs b/libs/user-facing-errors/src/query_engine/mod.rs
index 065189ee75d6..cf2893670363 100644
--- a/libs/user-facing-errors/src/query_engine/mod.rs
+++ b/libs/user-facing-errors/src/query_engine/mod.rs
@@ -22,7 +22,7 @@ impl fmt::Display for DatabaseConstraint {
             }
             Self::Index(index) => write!(f, "constraint: `{index}`"),
             Self::ForeignKey => write!(f, "foreign key"),
-            Self::CannotParse => write!(f, "(not available)"),
+            Self::CannotParse => write!(f, "THIS SHOULD BE SOMETHING ELSE (mod.rs, DatabaseConstraint, parsing)"),
         }
     }
 }
diff --git a/quaint/src/error.rs b/quaint/src/error.rs
index 43e2f88e4b6a..ebee27283922 100644
--- a/quaint/src/error.rs
+++ b/quaint/src/error.rs
@@ -53,7 +53,7 @@ impl fmt::Display for Name {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         match self {
             Self::Available(name) => name.fmt(f),
-            Self::Unavailable => write!(f, "(not available)"),
+            Self::Unavailable => write!(f, "THIS SHOULD BE SOMETHING ELSE (error.rs, Display, Name, Unavailable"),
         }
     }
 }
diff --git a/query-engine/connector-test-kit-rs/query-engine-tests/tests/writes/ids/byoid.rs b/query-engine/connector-test-kit-rs/query-engine-tests/tests/writes/ids/byoid.rs
index 66ca6defd4e9..4ebb18a5d1e9 100644
--- a/query-engine/connector-test-kit-rs/query-engine-tests/tests/writes/ids/byoid.rs
+++ b/query-engine/connector-test-kit-rs/query-engine-tests/tests/writes/ids/byoid.rs
@@ -56,7 +56,7 @@ mod byoid {
 
         let error_target = match runner.connector_version() {
             query_engine_tests::ConnectorVersion::MySql(_) => "constraint: `PRIMARY`",
-            query_engine_tests::ConnectorVersion::Vitess(_) => "(not available)",
+            query_engine_tests::ConnectorVersion::Vitess(_) => "MISSING",
             _ => "fields: (`id`)",
         };
 
@@ -84,7 +84,7 @@ mod byoid {
 
         let error_target = match runner.connector_version() {
             ConnectorVersion::MySql(_) => "constraint: `PRIMARY`",
-            ConnectorVersion::Vitess(_) => "(not available)",
+            ConnectorVersion::Vitess(_) => "MISSING",
             _ => "fields: (`id`)",
         };
 
@@ -142,7 +142,7 @@ mod byoid {
 
         let error_target = match runner.connector_version() {
             ConnectorVersion::MySql(_) => "constraint: `PRIMARY`",
-            ConnectorVersion::Vitess(_) => "(not available)",
+            ConnectorVersion::Vitess(_) => "MISSING",
             _ => "fields: (`id`)",
         };
 
@@ -170,7 +170,7 @@ mod byoid {
 
         let error_target = match runner.connector_version() {
             ConnectorVersion::MySql(_) => "constraint: `PRIMARY`",
-            ConnectorVersion::Vitess(_) => "(not available)",
+            ConnectorVersion::Vitess(_) => "MISSING",
             _ => "fields: (`id`)",
         };
 
diff --git a/query-engine/connectors/query-connector/src/error.rs b/query-engine/connectors/query-connector/src/error.rs
index 903fca348ce1..baccc7910969 100644
--- a/query-engine/connectors/query-connector/src/error.rs
+++ b/query-engine/connectors/query-connector/src/error.rs
@@ -46,7 +46,7 @@ impl ConnectorError {
                     DatabaseConstraint::Fields(fields) => fields.join(","),
                     DatabaseConstraint::Index(index) => format!("{index} (index)"),
                     DatabaseConstraint::ForeignKey => "foreign key".to_string(),
-                    DatabaseConstraint::CannotParse => "(not available)".to_string(),
+                    DatabaseConstraint::CannotParse => "THIS SHOULD BE SOMETHING ELSE (error.rs, CannotParse)".to_string(),
                 };
 
                 Some(KnownError::new(user_facing_errors::query_engine::ForeignKeyViolation {
diff --git a/schema-engine/sql-migration-tests/tests/errors/error_tests.rs b/schema-engine/sql-migration-tests/tests/errors/error_tests.rs
index 76a18c984fd0..92efc36a03e0 100644
--- a/schema-engine/sql-migration-tests/tests/errors/error_tests.rs
+++ b/schema-engine/sql-migration-tests/tests/errors/error_tests.rs
@@ -319,7 +319,7 @@ fn unique_constraint_errors_in_migrations_must_return_a_known_error(api: TestApi
     let json_error = serde_json::to_value(&res).unwrap();
 
     let expected_msg = if api.is_vitess() {
-        "Unique constraint failed on the (not available)"
+        "Unique constraint failed on the MISSING"
     } else if api.is_mysql() || api.is_mssql() {
         "Unique constraint failed on the constraint: `Fruit_name_key`"
     } else {
diff --git a/schema-engine/sql-migration-tests/tests/migrations/cockroachdb.rs b/schema-engine/sql-migration-tests/tests/migrations/cockroachdb.rs
index 70b16900f32f..b8ac5c6a9cc4 100644
--- a/schema-engine/sql-migration-tests/tests/migrations/cockroachdb.rs
+++ b/schema-engine/sql-migration-tests/tests/migrations/cockroachdb.rs
@@ -883,7 +883,7 @@ fn unique_constraint_errors_in_migrations_must_return_a_known_error(api: TestApi
     let json_error = serde_json::to_value(&res).unwrap();
 
     let expected_msg = if api.is_vitess() {
-        "Unique constraint failed on the (not available)"
+        "Unique constraint failed on the MISSING"
     } else if api.is_mysql() || api.is_mssql() {
         "Unique constraint failed on the constraint: `Fruit_name_key`"
     } else {
diff --git a/schema-engine/sql-migration-tests/tests/migrations/diagnose_migration_history_tests.rs b/schema-engine/sql-migration-tests/tests/migrations/diagnose_migration_history_tests.rs
index 9650e6b32cbc..bd6d43553dfa 100644
--- a/schema-engine/sql-migration-tests/tests/migrations/diagnose_migration_history_tests.rs
+++ b/schema-engine/sql-migration-tests/tests/migrations/diagnose_migration_history_tests.rs
@@ -569,7 +569,7 @@ fn diagnose_migrations_history_reports_migrations_failing_to_apply_cleanly(api:
             assert!(
                 known_error.message.contains("yolo")
                     || known_error.message.contains("YOLO")
-                    || known_error.message.contains("(not available)")
+                    || known_error.message.contains("MISSING")
             );
         }
         _ => panic!("assertion failed"),