diff --git a/pkg/services/kubernetes/v1.4/config.yaml b/pkg/services/kubernetes/v1.4/config.yaml
index 09e1538c..50ebed83 100644
--- a/pkg/services/kubernetes/v1.4/config.yaml
+++ b/pkg/services/kubernetes/v1.4/config.yaml
@@ -16,8 +16,8 @@ output-options:
     type: error
     description: "Aggregated error"
     apply-to: ["*"]
-    imports: ["errors"]
-    set: "nil"
+    imports: ["errors", "github.com/SchwarzIT/community-stackit-go-client/pkg/validate"]
+    set: "validate.DefaultResponseErrorHandler(rsp)"
   copy:
   - from: include/cluster/wait.go
     to: cluster/wait.go
diff --git a/pkg/services/kubernetes/v1.4/generated/cluster/cluster.go b/pkg/services/kubernetes/v1.4/generated/cluster/cluster.go
index d53cc16f..5f138574 100644
--- a/pkg/services/kubernetes/v1.4/generated/cluster/cluster.go
+++ b/pkg/services/kubernetes/v1.4/generated/cluster/cluster.go
@@ -15,6 +15,7 @@ import (
 	"time"
 
 	common "github.com/SchwarzIT/community-stackit-go-client/internal/common"
+	"github.com/SchwarzIT/community-stackit-go-client/pkg/validate"
 	"github.com/do87/oapi-codegen/pkg/runtime"
 )
 
@@ -1103,7 +1104,7 @@ func (c *ClientWithResponses) ParseListClustersResponse(rsp *http.Response) (*Li
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1151,7 +1152,7 @@ func (c *ClientWithResponses) ParseDeleteClusterResponse(rsp *http.Response) (*D
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1192,7 +1193,7 @@ func (c *ClientWithResponses) ParseGetClusterResponse(rsp *http.Response) (*GetC
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1226,7 +1227,7 @@ func (c *ClientWithResponses) ParseCreateOrUpdateClusterResponse(rsp *http.Respo
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1281,7 +1282,7 @@ func (c *ClientWithResponses) ParseTriggerClusterHibernationResponse(rsp *http.R
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1329,7 +1330,7 @@ func (c *ClientWithResponses) ParseTriggerClusterMaintenanceResponse(rsp *http.R
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1377,7 +1378,7 @@ func (c *ClientWithResponses) ParseTriggerClusterReconciliationResponse(rsp *htt
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -1425,7 +1426,7 @@ func (c *ClientWithResponses) ParseTriggerClusterWakeupResponse(rsp *http.Respon
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
diff --git a/pkg/services/kubernetes/v1.4/generated/credentials/credentials.go b/pkg/services/kubernetes/v1.4/generated/credentials/credentials.go
index be822bdb..219506b1 100644
--- a/pkg/services/kubernetes/v1.4/generated/credentials/credentials.go
+++ b/pkg/services/kubernetes/v1.4/generated/credentials/credentials.go
@@ -13,6 +13,7 @@ import (
 	"strings"
 
 	common "github.com/SchwarzIT/community-stackit-go-client/internal/common"
+	"github.com/SchwarzIT/community-stackit-go-client/pkg/validate"
 	"github.com/do87/oapi-codegen/pkg/runtime"
 )
 
@@ -342,7 +343,7 @@ func (c *ClientWithResponses) ParseGetClusterCredentialsResponse(rsp *http.Respo
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -390,7 +391,7 @@ func (c *ClientWithResponses) ParseTriggerClusterCredentialRotationResponse(rsp
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
diff --git a/pkg/services/kubernetes/v1.4/generated/operation/operation.go b/pkg/services/kubernetes/v1.4/generated/operation/operation.go
index 37ea6fad..9fa32281 100644
--- a/pkg/services/kubernetes/v1.4/generated/operation/operation.go
+++ b/pkg/services/kubernetes/v1.4/generated/operation/operation.go
@@ -13,6 +13,7 @@ import (
 	"strings"
 
 	common "github.com/SchwarzIT/community-stackit-go-client/internal/common"
+	"github.com/SchwarzIT/community-stackit-go-client/pkg/validate"
 	"github.com/do87/oapi-codegen/pkg/runtime"
 )
 
@@ -613,7 +614,7 @@ func (c *ClientWithResponses) ParseTriggerClusterHibernationResponse(rsp *http.R
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -661,7 +662,7 @@ func (c *ClientWithResponses) ParseTriggerClusterMaintenanceResponse(rsp *http.R
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -709,7 +710,7 @@ func (c *ClientWithResponses) ParseTriggerClusterReconciliationResponse(rsp *htt
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -757,7 +758,7 @@ func (c *ClientWithResponses) ParseTriggerClusterCredentialRotationResponse(rsp
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -805,7 +806,7 @@ func (c *ClientWithResponses) ParseTriggerClusterWakeupResponse(rsp *http.Respon
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
diff --git a/pkg/services/kubernetes/v1.4/generated/project/project.go b/pkg/services/kubernetes/v1.4/generated/project/project.go
index 3611696c..eb175ccc 100644
--- a/pkg/services/kubernetes/v1.4/generated/project/project.go
+++ b/pkg/services/kubernetes/v1.4/generated/project/project.go
@@ -13,6 +13,7 @@ import (
 	"strings"
 
 	common "github.com/SchwarzIT/community-stackit-go-client/internal/common"
+	"github.com/SchwarzIT/community-stackit-go-client/pkg/validate"
 	"github.com/do87/oapi-codegen/pkg/runtime"
 )
 
@@ -420,7 +421,7 @@ func (c *ClientWithResponses) ParseDeleteProjectResponse(rsp *http.Response) (*D
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -468,7 +469,7 @@ func (c *ClientWithResponses) ParseGetProjectResponse(rsp *http.Response) (*GetP
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
@@ -509,7 +510,7 @@ func (c *ClientWithResponses) ParseCreateProjectResponse(rsp *http.Response) (*C
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200:
diff --git a/pkg/services/kubernetes/v1.4/generated/provider-options/provider-options.go b/pkg/services/kubernetes/v1.4/generated/provider-options/provider-options.go
index 632ab0f0..af32edf8 100644
--- a/pkg/services/kubernetes/v1.4/generated/provider-options/provider-options.go
+++ b/pkg/services/kubernetes/v1.4/generated/provider-options/provider-options.go
@@ -14,6 +14,7 @@ import (
 	"time"
 
 	common "github.com/SchwarzIT/community-stackit-go-client/internal/common"
+	"github.com/SchwarzIT/community-stackit-go-client/pkg/validate"
 )
 
 const (
@@ -283,7 +284,7 @@ func (c *ClientWithResponses) ParseGetProviderOptionsResponse(rsp *http.Response
 		Body:         bodyBytes,
 		HTTPResponse: rsp,
 	}
-	response.HasError = nil
+	response.HasError = validate.DefaultResponseErrorHandler(rsp)
 
 	switch {
 	case strings.Contains(rsp.Header.Get("Content-Type"), "json") && rsp.StatusCode == 200: