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You created a Power BI report but the data is not refreshing as expected. What is the most likely cause?

medium📝 Formula Fix Q14 of 15
Power BI - Basics and Architecture
You created a Power BI report but the data is not refreshing as expected. What is the most likely cause?
APower BI Desktop does not support data refresh.
BThe report visuals are not formatted correctly.
CThe data source credentials are not updated or authorized.
DPower BI cannot connect to Excel files.
Step-by-Step Solution
Solution:

  1. Step 1: Identify common refresh issues

    Data refresh problems often happen when credentials to the data source are missing or outdated.

  2. Step 2: Evaluate other options

    Power BI Desktop supports refresh, visuals formatting does not affect refresh, and Power BI can connect to Excel files.

  3. Final Answer:

    The data source credentials are not updated or authorized. -> Option C

  4. Quick Check:

    Refresh fails due to credentials = B [OK]
Quick Trick: Check data source credentials for refresh issues [OK]
Common Mistakes:
  • Blaming visuals for refresh failure
  • Thinking Power BI Desktop can't refresh
  • Assuming Excel files are unsupported

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