How do I rectify Quicken unexpected error? Suggest solutions!

I’m utilizing Quicken, accounting software and using it for maintaining the accounting information in the systematic ways. I am very proficient in using this software smartly. While working on Quicken, I am experiencing Quicken unexpected error. This error code is classified as check internet connection or Quicken unexpected error. There may be countless causes for this unexpected error code. When I try to connect my software to Internet connection, I get the warning message such as Quicken unexpected error. I don’t have the full skill for fixing this issue. Can you recommend the simple tips to resolve this unexpected error?
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