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I get an error message when attempting a challenge where I have to add a custom field to the contact object. This is the message -  Error:

There is already a field named Loan_Amount on Contact. I can't move forward without correcting this and I don't know what to do. 

Challenge not yet complete

We can’t find ‘Dent, Brian’ in the Debug log. Make sure you completed the pre-work to create a contact record for Brian Dent. 

Hi Team,

I’ve generated two result sets using SAQL, as shown in the attached screenshot. I'm now trying to achieve a combined or transformed output based on these results.

I attempted to use cogroup, but I wasn’t able to produce the desired outcome.

Could you please assist with the appropriate SAQL logic to achieve this?

Thank you—your help is greatly appreciated.

@Prabhat Mishra

I'm trying to integrate new changes to a Calculated Insight using the Query Editor, and then just export the SQL query to the Calc. Insights SQL Builder, but when i copy the SQL expression from the C.I. into the Query Editor i get this error message. 

I deleted previous playgrounds and created this new playground and still getting this Duplicate Username error.  

The error is "We can't find the Knowledge article version retriever in the Film_Festival_Related_Answers prompt template."  

I checked the prompt: Film Festival Related answers right and activate. 

Also I checked to have proper setting on agentforce agent and prompt builder. 

Those settings are shown in attached file. 

 What can I do? thank you for the help! 

I am in the "Manage User Access" Trailhead, and I created a brand new playground as instructed, but when creating a new User, following instructions exactly, it says:  

Duplicate Username. 

The username already exists in this or another Salesforce organization. Usernames must be unique across all Salesforce organizations. To resolve, use a different username (it doesn't need to match the user's email address). 

What am I doing wrong? 

I appeared for the Salesforce Certified Identity and Access Management Architect certification exam on June 16, 2025, on the previous platform and paid USD 400 for it. Unfortunately, I couldn't clear the exam. Now, I am planning to retake it, and the retake fee is USD 200, as shown on Trailhead Academy along with the record of my first unsuccessful attempt. However, when I try to register for the retake, the Pearson VUE site asks me to pay USD 400 again on the payment page. I contacted Pearson support, but they mentioned they have no historical data about my previous attempt. It appears that the information is not syncing from Trailhead Academy to Pearson VUE. I am attaching all relevant screenshots for reference. Please assist with this issue. 

In the module "Get Started with Data Cloud and AI playground", the first step is to connect to a playground, I connected but never received the email notification to reset my password. 

Followed the suggestions in the help as well as the community here and nothing seems to work. I've completed the following: 

1. checked that my spam/filter is not removing the support emails 

2. made sure that my profile settings were accurate 

3. disconnected the Org from my trailhead profile (but the org is still connected to the module) 

4. restarted Chrome/laptop 

Still nothing. I don't have the support email to reset my password and I cannot try to connect to the playground anew. 

Any help would be appreciated. 

The first screenshot shows how the graph looks like if value isn't sorted. As you can see, it was sorted alphabetically based from Month Name then Segment.  The second screenshot shows how the graph looks like if it's sorted by record count however the Month Name is repetitive.  

My question is, is it possible to sort the value based on record count in descending order within the group without repeating the value on first group (month name)?  

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