Skip to main content
cancel
Turn on suggestions
Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type.
Showing results for 
Search instead for 
Did you mean: 

Get Fabric Certified for FREE during AI Skills Fest. This week only. Secure your voucher now.

Reply
Pramod
New Member

Unexpected Error

‎08-27-2015 10:52 PM

Hi, I am getting an below unexpected error when I open PowerBI Desktop on my local windows machine.

When I click on the 'close' button it keeps on coming.

 

Can someone help me please.

 

Unexpected Error

Could not load type 'System.Collections.Generic.IReadOnlyCollection`1' from assembly 'mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'.

Labels:
Message 1 of 2
3,406 Views
0
1 ACCEPTED SOLUTION
Pramod
New Member

‎08-28-2015 12:37 AM

Consider this as closed, I reinstalled Microsoft .NET Framework 4.5

Strange, I was having same version earlier, just reinstalled again 🙂

 

View solution in original post

Message 2 of 2
4,496 Views
1 REPLY 1
Pramod
New Member

‎08-28-2015 12:37 AM

Consider this as closed, I reinstalled Microsoft .NET Framework 4.5

Strange, I was having same version earlier, just reinstalled again 🙂

 

Message 2 of 2
4,497 Views

Helpful resources

Announcements
May Power BI Update Carousel

Power BI Monthly Update - May 2026

Check out the May 2026 Power BI update to learn about new features.

Fabric SQL PBI Data Days

Data Days 2026 coming soon!

Sign up to receive a private message when registration opens and key events begin.

New to Fabric survey Carousel

New to Fabric Survey

If you have recently started exploring Fabric, we'd love to hear how it's going. Your feedback can help with product improvements.

Power BI DataViz World Championships carousel

Power BI DataViz World Championships - June 2026

A new Power BI DataViz World Championship is coming this June! Don't miss out on submitting your entry.

View All