• Could not load file or assembly Sage.Peachtree.Domain

    Hi I have written a windows service that speaks to Sage 50. It runs on three computers. On only one computer, I see this in the logs: 2020-07-09 11:01:27.277 -04:00 [DBG] Could not load file or assembly 'Sage.Peachtree.Domain, Version=2020.2.0.219…
  • Vendor Names Changed On Save Without Any Reason

    This issue may or not be related to the Vendor.IsModified always being true ( https://www.sagecity.com/support_communities/sage50_accounting_us/f/sage-50-u-s-software-development-kit-sdk/132513/vendor-ismodified-is-always-true ). I'm posting it separately…
  • Vendor.IsModified is Always True?

    I'm trying to troubleshoot some problems I'm having, so I wrote a very simple .NET Framework v4.7.2 C# console application to narrow down where the problem is. One issue I've found is immediately after loading any Vendor record, IsModified is always true…
  • ValidationException when building CustomerCreditMemo - Sage 50 SDK .NET

    Greetings all, We use the .NET SDK for Sage 50 to integrate our software with Sage 50. I've got a situation where we're trying to make a Credit Memo in our software to push over in to sage 50. During a relatively routine step, we are getting a Sage ValidationException…
  • ASP.NET Error PRForms.dll

    Hello, I'm receiving an error " Could not load file or assembly 'PRForms.DLL' or one of its dependencies." when referencing Sage.Peachtree.API in an ASP.NET application. However, the same code works as a console app. How do I resolve this issue? …
  • Sage 2018 - upgraded to 2019 and then downgraded back to 2018, now API won't work

    We have written a program for one of our clients using the Sage Peachtree API. Every time they upgrade versions, we always have to get the latest DLLs and rebuild our app to make it work again. However recently they say that they installed Sage 2019,…
  • How to overwrite the sales tax using sdk

    We want to be able to write the Sales tax of a document back to sage using a third party application. From the .net dll, we have understood that the sales tax can only be calculated but not written to. But we want to know if there is any way we can edit…
  • CriptographicException and System.InvalidOperationException

    I can hit all the sample databases and my private database locally; however, when deployed I get this exception: System.Security.Cryptography.CryptographicException","StackTrace": " at Sage.Peachtree.API.PeachtreeSession.VerifyOrRequestAccess(CompanyIdentifier…
  • Sage 50 2016 SDK - The type or namespace name 'Sage' could not be found (are you missing a using directive or an assembly reference?)

    Hi, I tried to connect to Sage 50 2016 but It is impossible, when I compile my code, I get this error: Error 4 The type or namespace name 'Sage' could not be found (are you missing a using directive or an assembly reference?) It is a little weird…