ACP2E-1986: Rest api V1/carts/mine/estimate-shipping-methods show 500 Error

Author: AnujNehra

lib/internal/Magento/Framework/Webapi/ServiceInputProcessor.php

@@ -293,42 +293,43 @@ protected function _createFromArray($className, $data)
             // Converts snake_case to uppercase CamelCase to help form getter/setter method names
             // This use case is for REST only. SOAP request data is already camel cased
             $camelCaseProperty = SimpleDataObjectConverter::snakeCaseToUpperCamelCase($propertyName);
+            $methodName = 'get'.$camelCaseProperty;
             try {
                 $methodName = $this->getNameFinder()->getGetterMethodName($class, $camelCaseProperty);
-                if (!isset($this->methodReflectionStorage[$className . $methodName])) {
-                    $this->methodReflectionStorage[$className . $methodName] = $class->getMethod($methodName);
-                }
-                $methodReflection = $this->methodReflectionStorage[$className . $methodName];
-                if ($methodReflection->isPublic()) {
-                    $returnType = $this->typeProcessor->getGetterReturnType($methodReflection)['type'];
-                    try {
-                        $setterName = $this->getNameFinder()->getSetterMethodName($class, $camelCaseProperty);
-                    } catch (\Exception $e) {
-                        if (empty($value)) {
-                            continue;
-                        } else {
-                            throw $e;
-                        }
+            } catch (\LogicException $e) {
+                $this->processInputErrorForNestedSet([$camelCaseProperty]);
+            }
+            if (!isset($this->methodReflectionStorage[$className . $methodName])) {
+                $this->methodReflectionStorage[$className . $methodName] = $class->getMethod($methodName);
+            }
+            $methodReflection = $this->methodReflectionStorage[$className . $methodName];
+            if ($methodReflection->isPublic()) {
+                $returnType = $this->typeProcessor->getGetterReturnType($methodReflection)['type'];
+                try {
+                    $setterName = $this->getNameFinder()->getSetterMethodName($class, $camelCaseProperty);
+                } catch (\Exception $e) {
+                    if (empty($value)) {
+                        continue;
+                    } else {
+                        throw $e;
                     }
-                    try {
-                        if ($camelCaseProperty === 'CustomAttributes') {
-                            $setterValue = $this->convertCustomAttributeValue($value, $className);
-                        } else {
-                            $setterValue = $this->convertValue($value, $returnType);
-                        }
-                    } catch (SerializationException $e) {
-                        throw new SerializationException(
-                            new Phrase(
-                                'Error occurred during "%field_name" processing. %details',
-                                ['field_name' => $propertyName, 'details' => $e->getMessage()]
-                            )
-                        );
+                }
+                try {
+                    if ($camelCaseProperty === 'CustomAttributes') {
+                        $setterValue = $this->convertCustomAttributeValue($value, $className);
+                    } else {
+                        $setterValue = $this->convertValue($value, $returnType);
                     }
-                    $this->serviceInputValidator->validateEntityValue($object, $propertyName, $setterValue);
-                    $object->{$setterName}($setterValue);
+                } catch (SerializationException $e) {
+                    throw new SerializationException(
+                        new Phrase(
+                            'Error occurred during "%field_name" processing. %details',
+                            ['field_name' => $propertyName, 'details' => $e->getMessage()]
+                        )
+                    );
                 }
-            } catch (\LogicException $e) {
-                $this->processUnsupportedParameter([$camelCaseProperty]);
+                $this->serviceInputValidator->validateEntityValue($object, $propertyName, $setterValue);
+                $object->{$setterName}($setterValue);
             }
         }
 
@@ -581,20 +582,20 @@ protected function processInputError($inputError)
     }
 
     /**
-     * Process unsupported parameter input error
+     * Process an input error for child parameters
      *
      * @param array $inputError
      * @return void
      * @throws InputException
      */
-    private function processUnsupportedParameter(array $inputError): void
+    private function processInputErrorForNestedSet(array $inputError): void
     {
         if (!empty($inputError)) {
             $exception = new InputException();
             foreach ($inputError as $errorParamField) {
                 $exception->addError(
                     new Phrase(
-                        '"'.$errorParamField.'" is not supported. Correct the field name and try again.',
+                        '"%fieldName" is not supported. Correct the field name and try again.',
                         ['fieldName' => $errorParamField]
                     )
                 );