AttributeError: module 'asyncua.ua' has no attribute 'Bit'

[pierCartes]

Hi, when i click on connect it provide me this error, server is running correctly, can someone identify this issue.

@DataClass
class AccessRights:

'''
AccessRights structure autogenerated from xml
'''

Value:ua.ByteString = b''
ValidBits:ua.ByteString = b''

@DataClass
class StructureWithOptionalFields:

'''
StructureWithOptionalFields structure autogenerated from xml
'''

OptionalInt32Specified:ua.Bit = ua.Bit()
OptionalStringArraySpecified:ua.Bit = ua.Bit()
Reserved1:ua.Bit = ua.Bit()
MandatoryInt32:ua.Int32 = 0
OptionalInt32:ua.Int32 = 0
MandatoryStringArray:List[ua.CharArray] = field(default_factory=list)
OptionalStringArray:List[ua.CharArray] = field(default_factory=list)

asyncua.common.structures - ERROR - Failed to execute auto-generated code from UA datatype:

@DataClass
class StructureWithOptionalFields:

'''
StructureWithOptionalFields structure autogenerated from xml
'''

OptionalInt32Specified:ua.Bit = ua.Bit()
OptionalStringArraySpecified:ua.Bit = ua.Bit()
Reserved1:ua.Bit = ua.Bit()
MandatoryInt32:ua.Int32 = 0
OptionalInt32:ua.Int32 = 0
MandatoryStringArray:List[ua.CharArray] = field(default_factory=list)
OptionalStringArray:List[ua.CharArray] = field(default_factory=list)

')
Traceback (most recent call last):
File "C:\Python39\lib\site-packages\asyncua\common\structures.py", line 281, in _generate_python_class
exec(code, env)
File "", line 4, in
File "", line 10, in StructureWithOptionalFields
AttributeError: module 'asyncua.ua' has no attribute 'Bit'
uawidgets.utils - ERROR - module 'asyncua.ua' has no attribute 'Bit'')
Traceback (most recent call last):
File "C:\Users\pierluigi.bandino\AppData\Roaming\Python\Python39\site-packages\uawidgets\utils.py", line 21, in wrapper
result = func(self, *args)
File "C:\Users\pierluigi.bandino\Desktop\opcua-client-gui-master\uaclient\mainwindow.py", line 343, in connect
self.uaclient.connect(uri)
File "C:\Users\pierluigi.bandino\Desktop\opcua-client-gui-master\uaclient\uaclient.py", line 96, in connect
self.client.load_type_definitions()
File "C:\Python39\lib\site-packages\asyncua\sync.py", line 94, in wrapper
result = self.tloop.post(aio_func(*args, **kwargs))
File "C:\Python39\lib\site-packages\asyncua\sync.py", line 52, in post
return futur.result()
File "C:\Python39\lib\concurrent\futures_base.py", line 445, in result
return self.__get_result()
File "C:\Python39\lib\concurrent\futures_base.py", line 390, in __get_result
raise self._exception
File "C:\Python39\lib\site-packages\asyncua\client\client.py", line 662, in load_type_definitions
return await load_type_definitions(self, nodes)
File "C:\Python39\lib\site-packages\asyncua\common\structures.py", line 223, in load_type_definitions
generator.get_python_classes(structs_dict)
File "C:\Python39\lib\site-packages\asyncua\common\structures.py", line 177, in get_python_classes
return _generate_python_class(self.model, env=env)
File "C:\Python39\lib\site-packages\asyncua\common\structures.py", line 281, in _generate_python_class
exec(code, env)

File "", line 4, in
File "", line 10, in StructureWithOptionalFields
AttributeError: module 'asyncua.ua' has no attribute 'Bit'
uawidgets.utils - WARNING - Error class Window has no member show_error or error')

[stikkx]

Hi,
i have the same error, any solution here ?

[fcnjd]

Hi,
I'll join you two, since I also have the same error when connecting to the server opc.tcp://opcuaserver.com:48010/

[oroulet]

I pushed a fix to master so the uis does not crash. If your server does not support 1.04 you will be missing some custom types but it work