Revit: Modifying is forbidden because the document has no open transaction

问题

Modifying is forbidden because the document has no open transaction. The document has no open transaction. In Revit Document.

回答1:

You have 2 options:

1. change the TransactionMode to Automatic at the class attribute

   [Transaction(TransactionMode.Automatic)]

2. open a transaction within your command

   Transaction tr = new Transaction(commandData.Application.ActiveUIDocument.Document); tr.Start("Command name here");

   // your code

   tr.Commit();

回答2:

Since you tagged this as revitpythonshell:

try:
    transaction = Transaction(doc, 'a name for your transaction)
    transaction.Start()
    do_stuff_that_needs_to_modify_document()
    transaction.Commit()
except:
    transaction.Rollback()
    throw_hands_up_in_the_air_and_cry_in_frustration()

回答3:

close streamreader function

Dim TextLine As String = ""
    Dim fs As FileStream = New FileStream("baglanti.ini", FileMode.Open)
    Dim sr As StreamReader = New StreamReader(fs)
    baglanti_kodu = sr.ReadLine()
    fs.Close()
    sr.Close()  <---- they

来源：https://stackoverflow.com/questions/31428726/revit-modifying-is-forbidden-because-the-document-has-no-open-transaction