diff --git a/pkg/api/errors/errors_test.go b/pkg/api/errors/errors_test.go
index d33db59b4b4..01a0a39aaae 100644
--- a/pkg/api/errors/errors_test.go
+++ b/pkg/api/errors/errors_test.go
@@ -122,7 +122,7 @@ func TestNewInvalid(t *testing.T) {
 			t.Errorf("%d: unexpected status: %#v", i, status)
 		}
 		if !reflect.DeepEqual(expected, status.Details) {
-			t.Errorf("%d: expected %#v, got %#v", expected, status.Details)
+			t.Errorf("%d: expected %#v, got %#v", i, expected, status.Details)
 		}
 	}
 }
diff --git a/pkg/api/errors/validation.go b/pkg/api/errors/validation.go
index 6626f0c76bb..bd9ac72d53c 100644
--- a/pkg/api/errors/validation.go
+++ b/pkg/api/errors/validation.go
@@ -28,22 +28,23 @@ import (
 // CauseType in api/types.go.
 type ValidationErrorType string
 
+// TODO: These values are duplicated in api/types.go, but there's a circular dep.  Fix it.
 const (
 	// ValidationErrorTypeNotFound is used to report failure to find a requested value
 	// (e.g. looking up an ID).
-	ValidationErrorTypeNotFound ValidationErrorType = "fieldValueNotFound"
+	ValidationErrorTypeNotFound ValidationErrorType = "FieldValueNotFound"
 	// ValidationErrorTypeRequired is used to report required values that are not
 	// provided (e.g. empty strings, null values, or empty arrays).
-	ValidationErrorTypeRequired ValidationErrorType = "fieldValueRequired"
+	ValidationErrorTypeRequired ValidationErrorType = "FieldValueRequired"
 	// ValidationErrorTypeDuplicate is used to report collisions of values that must be
 	// unique (e.g. unique IDs).
-	ValidationErrorTypeDuplicate ValidationErrorType = "fieldValueDuplicate"
+	ValidationErrorTypeDuplicate ValidationErrorType = "FieldValueDuplicate"
 	// ValidationErrorTypeInvalid is used to report malformed values (e.g. failed regex
 	// match).
-	ValidationErrorTypeInvalid ValidationErrorType = "fieldValueInvalid"
+	ValidationErrorTypeInvalid ValidationErrorType = "FieldValueInvalid"
 	// ValidationErrorTypeNotSupported is used to report valid (as per formatting rules)
 	// values that can not be handled (e.g. an enumerated string).
-	ValidationErrorTypeNotSupported ValidationErrorType = "fieldValueNotSupported"
+	ValidationErrorTypeNotSupported ValidationErrorType = "FieldValueNotSupported"
 )
 
 func ValueOf(t ValidationErrorType) string {
diff --git a/pkg/api/types.go b/pkg/api/types.go
index 7a8eb24140d..a081f0a7e12 100644
--- a/pkg/api/types.go
+++ b/pkg/api/types.go
@@ -591,19 +591,19 @@ type CauseType string
 const (
 	// CauseTypeFieldValueNotFound is used to report failure to find a requested value
 	// (e.g. looking up an ID).
-	CauseTypeFieldValueNotFound CauseType = "fieldValueNotFound"
+	CauseTypeFieldValueNotFound CauseType = "FieldValueNotFound"
 	// CauseTypeFieldValueInvalid is used to report required values that are not
 	// provided (e.g. empty strings, null values, or empty arrays).
-	CauseTypeFieldValueRequired CauseType = "fieldValueRequired"
+	CauseTypeFieldValueRequired CauseType = "FieldValueRequired"
 	// CauseTypeFieldValueDuplicate is used to report collisions of values that must be
 	// unique (e.g. unique IDs).
-	CauseTypeFieldValueDuplicate CauseType = "fieldValueDuplicate"
+	CauseTypeFieldValueDuplicate CauseType = "FieldValueDuplicate"
 	// CauseTypeFieldValueInvalid is used to report malformed values (e.g. failed regex
 	// match).
-	CauseTypeFieldValueInvalid CauseType = "fieldValueInvalid"
+	CauseTypeFieldValueInvalid CauseType = "FieldValueInvalid"
 	// CauseTypeFieldValueNotSupported is used to report valid (as per formatting rules)
 	// values that can not be handled (e.g. an enumerated string).
-	CauseTypeFieldValueNotSupported CauseType = "fieldValueNotSupported"
+	CauseTypeFieldValueNotSupported CauseType = "FieldValueNotSupported"
 )
 
 // ServerOp is an operation delivered to API clients.
diff --git a/pkg/api/v1beta1/types.go b/pkg/api/v1beta1/types.go
index 6d7ff9994d6..12131d35ccf 100644
--- a/pkg/api/v1beta1/types.go
+++ b/pkg/api/v1beta1/types.go
@@ -594,19 +594,19 @@ type CauseType string
 const (
 	// CauseTypeFieldValueNotFound is used to report failure to find a requested value
 	// (e.g. looking up an ID).
-	CauseTypeFieldValueNotFound CauseType = "fieldValueNotFound"
+	CauseTypeFieldValueNotFound CauseType = "FieldValueNotFound"
 	// CauseTypeFieldValueInvalid is used to report required values that are not
 	// provided (e.g. empty strings, null values, or empty arrays).
-	CauseTypeFieldValueRequired CauseType = "fieldValueRequired"
+	CauseTypeFieldValueRequired CauseType = "FieldValueRequired"
 	// CauseTypeFieldValueDuplicate is used to report collisions of values that must be
 	// unique (e.g. unique IDs).
-	CauseTypeFieldValueDuplicate CauseType = "fieldValueDuplicate"
+	CauseTypeFieldValueDuplicate CauseType = "FieldValueDuplicate"
 	// CauseTypeFieldValueInvalid is used to report malformed values (e.g. failed regex
 	// match).
-	CauseTypeFieldValueInvalid CauseType = "fieldValueInvalid"
+	CauseTypeFieldValueInvalid CauseType = "FieldValueInvalid"
 	// CauseTypeFieldValueNotSupported is used to report valid (as per formatting rules)
 	// values that can not be handled (e.g. an enumerated string).
-	CauseTypeFieldValueNotSupported CauseType = "fieldValueNotSupported"
+	CauseTypeFieldValueNotSupported CauseType = "FieldValueNotSupported"
 )
 
 // ServerOp is an operation delivered to API clients.
diff --git a/pkg/api/v1beta2/types.go b/pkg/api/v1beta2/types.go
index 2cdbcf619dc..7f320f7c807 100644
--- a/pkg/api/v1beta2/types.go
+++ b/pkg/api/v1beta2/types.go
@@ -604,19 +604,19 @@ type CauseType string
 const (
 	// CauseTypeFieldValueNotFound is used to report failure to find a requested value
 	// (e.g. looking up an ID).
-	CauseTypeFieldValueNotFound CauseType = "fieldValueNotFound"
+	CauseTypeFieldValueNotFound CauseType = "FieldValueNotFound"
 	// CauseTypeFieldValueInvalid is used to report required values that are not
 	// provided (e.g. empty strings, null values, or empty arrays).
-	CauseTypeFieldValueRequired CauseType = "fieldValueRequired"
+	CauseTypeFieldValueRequired CauseType = "FieldValueRequired"
 	// CauseTypeFieldValueDuplicate is used to report collisions of values that must be
 	// unique (e.g. unique IDs).
-	CauseTypeFieldValueDuplicate CauseType = "fieldValueDuplicate"
+	CauseTypeFieldValueDuplicate CauseType = "FieldValueDuplicate"
 	// CauseTypeFieldValueInvalid is used to report malformed values (e.g. failed regex
 	// match).
-	CauseTypeFieldValueInvalid CauseType = "fieldValueInvalid"
+	CauseTypeFieldValueInvalid CauseType = "FieldValueInvalid"
 	// CauseTypeFieldValueNotSupported is used to report valid (as per formatting rules)
 	// values that can not be handled (e.g. an enumerated string).
-	CauseTypeFieldValueNotSupported CauseType = "fieldValueNotSupported"
+	CauseTypeFieldValueNotSupported CauseType = "FieldValueNotSupported"
 )
 
 // ServerOp is an operation delivered to API clients.
diff --git a/pkg/api/v1beta3/types.go b/pkg/api/v1beta3/types.go
index 485307326b2..26c75c57b22 100644
--- a/pkg/api/v1beta3/types.go
+++ b/pkg/api/v1beta3/types.go
@@ -600,19 +600,19 @@ type CauseType string
 const (
 	// CauseTypeFieldValueNotFound is used to report failure to find a requested value
 	// (e.g. looking up an ID).
-	CauseTypeFieldValueNotFound CauseType = "fieldValueNotFound"
+	CauseTypeFieldValueNotFound CauseType = "FieldValueNotFound"
 	// CauseTypeFieldValueInvalid is used to report required values that are not
 	// provided (e.g. empty strings, null values, or empty arrays).
-	CauseTypeFieldValueRequired CauseType = "fieldValueRequired"
+	CauseTypeFieldValueRequired CauseType = "FieldValueRequired"
 	// CauseTypeFieldValueDuplicate is used to report collisions of values that must be
 	// unique (e.g. unique IDs).
-	CauseTypeFieldValueDuplicate CauseType = "fieldValueDuplicate"
+	CauseTypeFieldValueDuplicate CauseType = "FieldValueDuplicate"
 	// CauseTypeFieldValueInvalid is used to report malformed values (e.g. failed regex
 	// match).
-	CauseTypeFieldValueInvalid CauseType = "fieldValueInvalid"
+	CauseTypeFieldValueInvalid CauseType = "FieldValueInvalid"
 	// CauseTypeFieldValueNotSupported is used to report valid (as per formatting rules)
 	// values that can not be handled (e.g. an enumerated string).
-	CauseTypeFieldValueNotSupported CauseType = "fieldValueNotSupported"
+	CauseTypeFieldValueNotSupported CauseType = "FieldValueNotSupported"
 )
 
 // ServerOp is an operation delivered to API clients.