diff --git a/back/methods/postcode/filter.js b/back/methods/postcode/filter.js
index 8b0f64d978..fc7905215c 100644
--- a/back/methods/postcode/filter.js
+++ b/back/methods/postcode/filter.js
@@ -11,13 +11,11 @@ module.exports = Self => {
                 arg: 'filter',
                 type: 'object',
                 description: 'Filter defining where, order, offset, and limit - must be a JSON-encoded string',
-                http: {source: 'query'}
             },
             {
                 arg: 'search',
                 type: 'string',
                 description: 'Value to filter',
-                http: {source: 'query'}
             },
         ],
         returns: {
@@ -29,13 +27,11 @@ module.exports = Self => {
             verb: 'GET',
         },
     });
-    Self.filter = async(ctx, filter, options) => {
+    Self.filter = async(filter = {}, search, options) => {
         const myOptions = {};
         if (typeof options == 'object')
             Object.assign(myOptions, options);
 
-        filter = ctx?.filter ?? {};
-
         const conn = Self.dataSource.connector;
         const where = buildFilter(filter?.where, (param, value) => {
             switch (param) {
@@ -50,27 +46,27 @@ module.exports = Self => {
                 };
             }
         }) ?? {};
-        delete ctx.filter.where;
+        delete filter.where;
 
         const stmts = [];
         let stmt;
         stmt = new ParameterizedSQL(`
-        SELECT
-            pc.townFk,
-            t.provinceFk,
-            p.countryFk,
-            pc.code,
-            t.name as town,
-            p.name as province,
-            c.name country
-        FROM
-            postCode pc
-            JOIN town t on t.id = pc.townFk
-            JOIN province p on p.id = t.provinceFk
-            JOIN country c on c.id = p.countryFk
+            SELECT
+                pc.townFk,
+                t.provinceFk,
+                p.countryFk,
+                pc.code,
+                t.name as town,
+                p.name as province,
+                c.name country
+            FROM
+                postCode pc
+                JOIN town t on t.id = pc.townFk
+                JOIN province p on p.id = t.provinceFk
+                JOIN country c on c.id = p.countryFk
         `);
 
-        stmt.merge(conn.makeSuffix({where, ...ctx}));
+        stmt.merge(conn.makeSuffix({where}));
         const itemsIndex = stmts.push(stmt) - 1;
 
         const sql = ParameterizedSQL.join(stmts, ';');
diff --git a/loopback/locale/en.json b/loopback/locale/en.json
index 382a2824c7..06538a5240 100644
--- a/loopback/locale/en.json
+++ b/loopback/locale/en.json
@@ -233,5 +233,7 @@
 	"It has been invoiced but the PDF could not be generated": "It has been invoiced but the PDF could not be generated",
 	"It has been invoiced but the PDF of refund not be generated": "It has been invoiced but the PDF of refund not be generated",
 	"Cannot add holidays on this day": "Cannot add holidays on this day",
-	"Cannot send mail": "Cannot send mail"
+	"Cannot send mail": "Cannot send mail",
+	"CONSTRAINT `chkParkingCodeFormat` failed for `vn`.`parking`": "CONSTRAINT `chkParkingCodeFormat` failed for `vn`.`parking`",
+	"This postcode already exists": "This postcode already exists"
 }
\ No newline at end of file