diff --git a/applyconfigurations/resource/v1/celdeviceselector.go b/applyconfigurations/resource/v1/celdeviceselector.go
index 15ec20da4..d5ca19905 100644
--- a/applyconfigurations/resource/v1/celdeviceselector.go
+++ b/applyconfigurations/resource/v1/celdeviceselector.go
@@ -33,7 +33,7 @@ type CELDeviceSelectorApplyConfiguration struct {
 	// - driver (string): the name of the driver which defines this device.
 	// - attributes (map[string]object): the device's attributes, grouped by prefix
 	// (e.g. device.attributes["dra.example.com"] evaluates to an object with all
-	// of the attributes which were prefixed by "dra.example.com".
+	// of the attributes which were prefixed by "dra.example.com").
 	// - capacity (map[string]object): the device's capacities, grouped by prefix.
 	// - allowMultipleAllocations (bool): the allowMultipleAllocations property of the device
 	// (v1.34+ with the DRAConsumableCapacity feature enabled).
@@ -66,6 +66,15 @@ type CELDeviceSelectorApplyConfiguration struct {
 	// A robust expression should check for the existence of attributes
 	// before referencing them.
 	//
+	// Common errors:
+	// - "no such key": Use optional chaining (.? followed by orValue())
+	// or guarding the check with has() for optional fields.
+	// See CEL Optional Types for details:
+	// https://pkg.go.dev/github.com/google/cel-go@v0.17.4/cel#OptionalTypes
+	//
+	// For more CEL expression syntax and examples, see:
+	// https://kubernetes.io/docs/reference/using-api/cel/
+	//
 	// For ease of use, the cel.bind() function is enabled, and can be used
 	// to simplify expressions that access multiple attributes with the
 	// same domain. For example:
diff --git a/applyconfigurations/resource/v1beta1/celdeviceselector.go b/applyconfigurations/resource/v1beta1/celdeviceselector.go
index ba65467ae..40663836d 100644
--- a/applyconfigurations/resource/v1beta1/celdeviceselector.go
+++ b/applyconfigurations/resource/v1beta1/celdeviceselector.go
@@ -33,7 +33,7 @@ type CELDeviceSelectorApplyConfiguration struct {
 	// - driver (string): the name of the driver which defines this device.
 	// - attributes (map[string]object): the device's attributes, grouped by prefix
 	// (e.g. device.attributes["dra.example.com"] evaluates to an object with all
-	// of the attributes which were prefixed by "dra.example.com".
+	// of the attributes which were prefixed by "dra.example.com").
 	// - capacity (map[string]object): the device's capacities, grouped by prefix.
 	// - allowMultipleAllocations (bool): the allowMultipleAllocations property of the device
 	// (v1.34+ with the DRAConsumableCapacity feature enabled).
@@ -66,6 +66,15 @@ type CELDeviceSelectorApplyConfiguration struct {
 	// A robust expression should check for the existence of attributes
 	// before referencing them.
 	//
+	// Common errors:
+	// - "no such key": Use optional chaining (.? followed by orValue())
+	// or guarding the check with has() for optional fields.
+	// See CEL Optional Types for details:
+	// https://pkg.go.dev/github.com/google/cel-go@v0.17.4/cel#OptionalTypes
+	//
+	// For more CEL expression syntax and examples, see:
+	// https://kubernetes.io/docs/reference/using-api/cel/
+	//
 	// For ease of use, the cel.bind() function is enabled, and can be used
 	// to simplify expressions that access multiple attributes with the
 	// same domain. For example:
diff --git a/applyconfigurations/resource/v1beta2/celdeviceselector.go b/applyconfigurations/resource/v1beta2/celdeviceselector.go
index a184590eb..73485f502 100644
--- a/applyconfigurations/resource/v1beta2/celdeviceselector.go
+++ b/applyconfigurations/resource/v1beta2/celdeviceselector.go
@@ -33,7 +33,7 @@ type CELDeviceSelectorApplyConfiguration struct {
 	// - driver (string): the name of the driver which defines this device.
 	// - attributes (map[string]object): the device's attributes, grouped by prefix
 	// (e.g. device.attributes["dra.example.com"] evaluates to an object with all
-	// of the attributes which were prefixed by "dra.example.com".
+	// of the attributes which were prefixed by "dra.example.com").
 	// - capacity (map[string]object): the device's capacities, grouped by prefix.
 	// - allowMultipleAllocations (bool): the allowMultipleAllocations property of the device
 	// (v1.34+ with the DRAConsumableCapacity feature enabled).
@@ -66,6 +66,15 @@ type CELDeviceSelectorApplyConfiguration struct {
 	// A robust expression should check for the existence of attributes
 	// before referencing them.
 	//
+	// Common errors:
+	// - "no such key": Use optional chaining (.? followed by orValue())
+	// or guarding the check with has() for optional fields.
+	// See CEL Optional Types for details:
+	// https://pkg.go.dev/github.com/google/cel-go@v0.17.4/cel#OptionalTypes
+	//
+	// For more CEL expression syntax and examples, see:
+	// https://kubernetes.io/docs/reference/using-api/cel/
+	//
 	// For ease of use, the cel.bind() function is enabled, and can be used
 	// to simplify expressions that access multiple attributes with the
 	// same domain. For example: