Error CS0029: Cannot implicitly convert type Using WSDL Tool Today I was asked by one of developers I work with to check an error he got after he generated a proxy class with the wsdl.exe tool from a third party wsdl he got. The error was generated in runtime when he tried to use the generated class and it was something like: Unable to generate a temporary class (result=1). error CS0029: Cannot implicitly convert type 'A' to 'A[]' After searching in the internet I found that there...