diff --git a/packages/services/src/__tests__/helpers.test.ts b/packages/services/src/__tests__/helpers.test.ts
index 28ac4d60..08e7bdc6 100644
--- a/packages/services/src/__tests__/helpers.test.ts
+++ b/packages/services/src/__tests__/helpers.test.ts
@@ -92,6 +92,31 @@ describe('concatService', () => {
     const result = concatService(data, ...args);
     expect(result).toBe('(01)05012345678900(10)2024001(21)TRF240001');
   });
+
+  it('should return an empty string if the path does not exist', () => {
+    const data = {
+      test: 'test',
+    };
+    const args: any = [{ type: 'path', value: '/something' }];
+    const result = concatService(data, ...args);
+    expect(result).toBe('');
+  });
+
+  it('should throw an error if the path is invalid', () => {
+    const data = {
+      test: 'test',
+    };
+    const args: any = [{ type: 'path', value: 'invalid' }];
+
+    expect(() => concatService(data, ...args)).toThrow('Error concatenating values');
+  });
+
+  it('should throw an error if the data is not an object', () => {
+    const data = 'test';
+    const args: any = [{ type: 'path', value: '/test' }];
+
+    expect(() => concatService(data, ...args)).toThrow('Invalid data object');
+  });
 });
 
 describe('constructIdentifierString', () => {
@@ -186,4 +211,29 @@ describe('constructIdentifierString', () => {
     const result = constructIdentifierString(data, identifierKeyPath);
     expect(result).toBe('05012345678900');
   });
+
+  it('should return an empty string if the path does not exist', () => {
+    const data = {
+      test: 'test',
+    };
+    const identifierKeyPath = '/something';
+    const result = constructIdentifierString(data, identifierKeyPath);
+    expect(result).toBe('');
+  });
+
+  it('should throw an error if the path is invalid', () => {
+    const data = {
+      test: 'test',
+    };
+    const identifierKeyPath = 'invalid';
+
+    expect(() => constructIdentifierString(data, identifierKeyPath)).toThrow('Error constructing identifier string');
+  });
+
+  it('should throw an error if the data is not an object', () => {
+    const data = 'test';
+    const identifierKeyPath = '/test';
+
+    expect(() => constructIdentifierString(data, identifierKeyPath)).toThrow('Invalid data object');
+  });
 });
diff --git a/packages/services/src/utils/helpers.ts b/packages/services/src/utils/helpers.ts
index a4f70767..b7bef623 100644
--- a/packages/services/src/utils/helpers.ts
+++ b/packages/services/src/utils/helpers.ts
@@ -91,7 +91,17 @@ export const concatService = (data: any, ...args: ConcatArgument[]): string => {
     if (arg.type === ConcatArgumentType.TEXT) {
       return acc.concat(arg.value);
     } else if (arg.type === ConcatArgumentType.PATH) {
-      return acc.concat(JSONPointer.get(data, arg.value));
+      if (typeof data !== 'object') {
+        throw new Error('Invalid data object');
+      }
+      try {
+        const value = JSONPointer.get(data, arg.value);
+        if (value) {
+          return acc.concat(value);
+        }
+      } catch (error) {
+        throw new Error('Error concatenating values');
+      }
     }
     return acc;
   }, '');
@@ -295,8 +305,20 @@ export const constructIdentifierString = (
   data: any,
   identifierKeyPath: string | { function: string; args: any },
 ): string => {
+  if (typeof data !== 'object') {
+    throw new Error('Invalid data object');
+  }
+
   if (typeof identifierKeyPath === 'string') {
-    return JSONPointer.get(data, identifierKeyPath);
+    try {
+      const value = JSONPointer.get(data, identifierKeyPath);
+      if (value) {
+        return value;
+      }
+      return '';
+    } catch (error) {
+      throw new Error('Error constructing identifier string');
+    }
   } else {
     try {
       const handlerFunction: any = supportedHandlerFunctions[identifierKeyPath.function];
@@ -305,7 +327,6 @@ export const constructIdentifierString = (
       }
       return handlerFunction(data, ...identifierKeyPath.args);
     } catch (error: any) {
-      console.log(error);
       throw new Error('Error constructing identifier string using handler function');
     }
   }