diff --git a/loopback/locale/es.json b/loopback/locale/es.json
index 83dc81d77..b5bf25bcc 100644
--- a/loopback/locale/es.json
+++ b/loopback/locale/es.json
@@ -335,21 +335,23 @@
 	"Model is not valid": "El campo \" {{key}}\" no es válido",
 	"Property is not defined in this model": "La propiedad que ha modificado no existe",
 	"postCode": "Código postal",
-    "postcode": "Código postal",
+	"postcode": "Código postal",
 	"fi": "NIF/CIF",
 	"nif": "NIF/CIF",
-    "Account": "Cuenta",
+	"Account": "Cuenta",
 	"socialName": "Razón social",
-	"street":"Dirección fiscal",
- 	"city":"Población",
-	"countryFk":"País",
-	"provinceFk":"Provincia",
-	"supplierFk":"Actividad del proveedor",
-	"healthRegister":"Registro sanitario",
-	"sageTaxTypeFk":"Tipo de impuesto Sage",
-	"sageTransactionTypeFk":"Tipo de transacción Sage",
-    "sageWithholdingFk" : "Sage con tenencia",
+	"street": "Dirección fiscal",
+	"city": "Población",
+	"countryFk": "País",
+	"provinceFk": "Provincia",
+	"supplierFk": "Actividad del proveedor",
+	"healthRegister": "Registro sanitario",
+	"sageTaxTypeFk": "Tipo de impuesto Sage",
+	"sageTransactionTypeFk": "Tipo de transacción Sage",
+	"sageWithholdingFk": "Sage con tenencia",
 	"Cannot past travels with entries": "No se pueden pasar envíos con entradas",
 	"It was not able to remove the next expeditions:": "No se pudo eliminar las siguientes expediciones: {{expeditions}}",
-	"Field are invalid": "El campo '{{tag}}' no es válido"
-}
+	"Field are invalid": "El campo '{{tag}}' no es válido",
+	"additionalData": "additionalData",
+	"isToBeMailed": "isToBeMailed"
+}
\ No newline at end of file
diff --git a/loopback/server/middleware/error-handler.js b/loopback/server/middleware/error-handler.js
index 076122aa0..b0b4cb55a 100644
--- a/loopback/server/middleware/error-handler.js
+++ b/loopback/server/middleware/error-handler.js
@@ -1,15 +1,26 @@
 
 const UserError = require('../../util/user-error');
 const logToConsole = require('strong-error-handler/lib/logger');
+function isJsonString(str) {
+    try {
+        let json = JSON.parse(str);
+        return (typeof json === 'object');
+    } catch (e) {
+        return false;
+    }
+}
 const validations = [{
     validation: message => String(message).startsWith('Value is not'),
     message: ({__: $t}, _tag) =>
         $t('Field are invalid', {tag: $t(_tag)}),
-    handleError: ({method, originalUrl, body}) => {
+    handleError: ({method: verb, originalUrl, body}) => {
         const {models} = require('vn-loopback/server/server');
         let tag = null;
         try {
-            let [module, id, path] = originalUrl.split('api/')[1].split('/');
+            let [module, ...path] = originalUrl.split('?')[0].split('api/')[1];
+            path = path.join('/');
+            // let module = url.split('/')[0];
+            // let [id, path] = url.substring(url.indexOf('/') + 1).split('/');
 
             let model = models[module];
             if (!model) {
@@ -17,12 +28,46 @@ const validations = [{
                 model = models[module];
             }
             if (!model) throw new Error('No matching model found');
-            const {accepts} = model.sharedClass.methods().find(method => method.name === path);
+            const currentMethod = model.sharedClass.methods().find(method => {
+                const methodMatch = [method.http].flat().filter(el => el.verb === verb.toLowerCase());
+                if (methodMatch.length > 0) {
+                    const http = methodMatch.find(el => el.path.endsWith(path));
+                    if (http)
+                        return method;
+                }
+            }
+            );
+            const {accepts} = currentMethod;
             for (const [key, value] of Object.entries(body)) {
                 const accept = accepts.find(acc => acc.arg === key);
-                if (!value && accept.type !== 'any') {
-                    tag = key;
-                    break;
+                if (accept.type !== 'any') {
+                    let isValid = false;
+                    if (value) {
+                        switch (accept.type) {
+                        case 'object':
+                            isValid = isJsonString(value);
+                            break;
+                        case 'number':
+                            isValid = /^[0-9]*$/.test(value);
+                            break;
+
+                        case 'boolean':
+                            isValid = value instanceof Boolean;
+                            break;
+
+                        case 'date':
+                            isValid = (new Date(date) !== 'Invalid Date') && !isNaN(new Date(date));
+                            break;
+
+                        case 'string':
+                            isValid = typeof value == 'string';
+                            break;
+                        }
+                    }
+                    if (!value || !isValid) {
+                        tag = key;
+                        break;
+                    }
                 }
             }
             return tag;