Wrong ID Type in Lookup Field Causing Record Association Errors

Problem

When attempting to save records, create associations between records, or perform operations that involve lookup relationships, errors occur indicating that the ID value in a lookup field is of the wrong object type.

Common error messages include:
- "Invalid ID: ID value of incorrect type"
- "The ID provided is not a valid [Object Name] ID"
- "Lookup relationship error: wrong object type"
- "Cannot associate record: ID type mismatch"

These errors prevent:
- Saving records with lookup field values
- Creating parent-child relationships between records
- Completing configuration or order processes
- Data imports or bulk updates

Root Cause

A lookup field on a CloudSense or Salesforce object contains an ID value that points to the wrong object type. This typically occurs when:

1. Manual Data Entry: Users manually entered or pasted an ID into a lookup field without using the lookup search
2. Data Import Issues: Records were imported via Data Loader or API with incorrect ID values in lookup fields
3. Custom Code Errors: Custom Apex code or triggers set lookup fields to IDs of the wrong object type
4. Copy-Paste Errors: Users copied an ID from one record type and pasted it into a lookup field expecting a different record type

Example Scenario

• A lookup field expects a Product Definition ID (starts with a0X...)
• The field contains a Price Item ID (starts with a1Y...)
• Salesforce validates the ID format and rejects the mismatch

Salesforce enforces strict type checking on lookup fields. Each Salesforce object has a unique 3-character prefix for its record IDs (e.g., 001 for Account, 006 for Opportunity). When a lookup field expects IDs from one object but receives IDs from another, Salesforce rejects the operation.

Resolution

Step 1: Identify the Affected Record and Field

1. Review the error message to identify:
2. Which record is causing the error
3. Which lookup field contains the incorrect ID

4. What object type the field expects

5. Navigate to the affected record in Salesforce

6. Note the record ID and the problematic lookup field name

Step 2: Inspect the Lookup Field Value

1. Click Edit on the record
2. Locate the lookup field mentioned in the error
3. Note the current value (if visible) or the ID stored in the field

Alternative Method (for backend inspection):
1. Navigate to Setup > Developer Console
2. Click Query Editor
3. Run a SOQL query to retrieve the field value:
sql SELECT Id, Name, [Lookup_Field_API_Name]__c FROM [Object_API_Name]__c WHERE Id = '[record_id]'

1. Review the ID value in the lookup field
2. Verify the ID prefix matches the expected object type

Step 3: Determine the Correct ID

Identify the correct record that should be referenced in the lookup field:

Option A: Search for the Correct Record
1. Determine what record should be associated (e.g., the correct Product Definition, Price Item, or other record)
2. Navigate to the object that the lookup field expects
3. Search for the correct record by name or other identifying information
4. Note the correct record ID

Option B: Query for the Correct Record
If you know identifying information (name, external ID, etc.):
1. Open Developer Console > Query Editor
2. Run a SOQL query to find the correct record:
sql SELECT Id, Name FROM [Expected_Object_API_Name]__c WHERE Name = '[record_name]'

1. Note the correct record ID from the query results

Step 4: Update the Lookup Field with the Correct ID

Option A: Direct Edit in Salesforce UI
1. Navigate to the affected record
2. Click Edit
3. Clear the existing value in the lookup field
4. Use the lookup search icon to find and select the correct record
5. Click Save
6. Verify the save completes without errors

Option B: Update via Developer Console (for backend correction)
1. Open Developer Console > Execute Anonymous
2. Run the following Apex code:
```apex
[Object_API_Name]__c record = [
SELECT Id, [Lookup_Field_API_Name]__c
FROM [Object_API_Name]__c
WHERE Id = '[record_id]'
];

record.[Lookup_Field_API_Name]__c = '[correct_id]';
update record;

System.debug('Updated lookup field to: ' + record.[Lookup_Field_API_Name]__c);
```

1. Verify the update completes without errors

Option C: Bulk Update via Data Loader
For multiple records with incorrect lookup values:

1. Export the affected records using Data Loader
2. Open the CSV file
3. Update the lookup field column with the correct IDs
4. Verify each ID matches the expected object type (check the ID prefix)
5. Save the CSV file
6. Use Data Loader to update the records
7. Verify the update completes without errors

Step 5: Verify the Fix

1. Navigate to the record
2. Verify the lookup field now displays the correct related record
3. Attempt the operation that previously failed (e.g., save the record, create a MACD)
4. Verify the operation now completes successfully

Step 6: Identify and Fix the Root Cause

To prevent recurrence, identify how the incorrect ID was introduced:

If caused by manual data entry:
- Train users to always use the lookup search icon instead of pasting IDs directly
- Restrict direct edit access to lookup fields if possible

If caused by data import:
- Review the data source and correct the ID values
- Add validation to the import process to verify ID types before import
- Test imports in sandbox before running in production

If caused by custom code:
- Review custom Apex triggers, classes, or integrations that set lookup fields
- Ensure all lookup assignments verify the ID type before setting the field
- Add error handling to catch and log ID type mismatches

If caused by integration:
- Review the integration code or middleware
- Ensure the integration retrieves and uses the correct object IDs
- Add validation to reject incorrect ID types before sending to Salesforce

Prevention

For Salesforce Users

• Lookup Search Usage: Always use the lookup search icon to find and select related records instead of manually entering or pasting IDs
• ID Awareness: Understand that Salesforce IDs are object-specific and cannot be used interchangeably
• Error Review: When encountering ID-related errors, verify the ID prefix matches the expected object type

For Salesforce Administrators

• Field-Level Security: Restrict direct edit access to critical lookup fields to prevent accidental ID entry
• Validation Rules: Implement validation rules to verify lookup field values reference the correct object type (if feasible)
• Page Layouts: Ensure lookup fields use the standard lookup component (not text input)
• Regular Audits: Periodically query for records with lookup fields that may contain incorrect ID types

For Implementation Teams

• ID Type Validation: In custom code, always validate that IDs match the expected object type before setting lookup fields
• Error Handling: Implement robust error handling for ID type mismatches in integrations and custom code
• Testing: Test data imports and integrations with various ID types to ensure validation works correctly
• Documentation: Document which lookup fields are critical and require special care during data operations

Related Information

• Affected Objects: Any CloudSense or Salesforce object with lookup relationships
• Common Lookup Fields: cscfga__Product_Definition__c, cscfga__Price_Item__c, csord__Subscription__c, csord__Order__c, Account, Opportunity
• ID Prefixes: Each Salesforce object has a unique 3-character prefix (e.g., 001 for Account, a0X for custom objects)
• Related Processes: Record creation, data import, MACD (change orders), lookup relationship management
• Tools: Data Loader, Developer Console, Salesforce lookup search
• Validation: Salesforce enforces strict type checking on lookup fields