diff --git a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/BookIntegrationSpec.groovy b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/BookIntegrationSpec.groovy
index 3a60094f..85e6d569 100644
--- a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/BookIntegrationSpec.groovy
+++ b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/BookIntegrationSpec.groovy
@@ -21,7 +21,7 @@ class BookIntegrationSpec extends Specification implements GraphQLSpec {
 
         then:
         result.errors.size() == 1
-        result.errors[0].message == "Validation error of type FieldUndefined: Field 'bookList' in type 'Query' is undefined @ 'bookList'"
+        result.errors[0].message == "Validation error (FieldUndefined@[bookList]) : Field 'bookList' in type 'Query' is undefined"
     }
 
 }
diff --git a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/PaymentIntegrationSpec.groovy b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/PaymentIntegrationSpec.groovy
index 3d8a4f1e..b67e8d2d 100644
--- a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/PaymentIntegrationSpec.groovy
+++ b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/PaymentIntegrationSpec.groovy
@@ -25,7 +25,7 @@ class PaymentIntegrationSpec extends Specification implements GraphQLSpec {
 
         then:
         result.errors.size() == 1
-        result.errors[0].message == "Validation error of type FieldUndefined: Field 'paymentCreate' in type 'Mutation' is undefined @ 'paymentCreate'"
+        result.errors[0].message == "Validation error (FieldUndefined@[paymentCreate]) : Field 'paymentCreate' in type 'Mutation' is undefined"
     }
 
     void "test creating a credit card payment"() {
diff --git a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserIntegrationSpec.groovy b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserIntegrationSpec.groovy
index 1bc71df8..54fd3179 100644
--- a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserIntegrationSpec.groovy
+++ b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserIntegrationSpec.groovy
@@ -36,7 +36,8 @@ class UserIntegrationSpec extends Specification implements GraphQLSpec {
         then:
         obj.data == null
         obj.errors.size() == 1
-        obj.errors[0].message.startsWith('Validation error of type WrongType')
+        obj.errors[0].message.startsWith('Validation error (WrongType@[userCreate])')
+        obj.errors[0].message.endsWith("is missing required fields '[profile]'")
 
         when: 'The profile is provided, but missing a required field'
         resp = graphQL.graphql("""
@@ -63,7 +64,8 @@ class UserIntegrationSpec extends Specification implements GraphQLSpec {
         then:
         obj.data == null
         obj.errors.size() == 1
-        obj.errors[0].message.startsWith('Validation error of type WrongType')
+        obj.errors[0].message.startsWith('Validation error (WrongType@[userCreate])')
+        obj.errors[0].message.endsWith("is missing required fields '[lastName]'")
     }
 
     void "test creating a user without an address"() {
@@ -88,7 +90,8 @@ class UserIntegrationSpec extends Specification implements GraphQLSpec {
         then:
         obj.data == null
         obj.errors.size() == 1
-        obj.errors[0].message.startsWith('Validation error of type WrongType')
+        obj.errors[0].message.startsWith('Validation error (WrongType@[userCreate])')
+        obj.errors[0].message.endsWith("is missing required fields '[address]'")
 
         when: 'The address is provided, but missing a required field'
         resp = graphQL.graphql("""
diff --git a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserRoleIntegrationSpec.groovy b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserRoleIntegrationSpec.groovy
index a876f45b..5af670e7 100644
--- a/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserRoleIntegrationSpec.groovy
+++ b/examples/grails-test-app/src/integration-test/groovy/grails/test/app/UserRoleIntegrationSpec.groovy
@@ -165,7 +165,7 @@ class UserRoleIntegrationSpec extends Specification implements GraphQLSpec {
 
         then:
         result.errors.size() == 1
-        result.errors[0].message == "Validation error of type FieldUndefined: Field 'userRoleUpdate' in type 'Mutation' is undefined @ 'userRoleUpdate'"
+        result.errors[0].message == "Validation error (FieldUndefined@[userRoleUpdate]) : Field 'userRoleUpdate' in type 'Mutation' is undefined"
     }
 
     void "test listing entities with a complex composite id"() {