这句话是个编译警告，意思是说把空自变量（null argument），即0，赋值给了标明属性为非零指针的参数。这个问题是由于参数不匹配引起的。可以参考http://www.keil.com/support/man/docs/armccref/armccref_BABDGCBG.htm。例如memcpy (void *dest, const void *src, size_t len)函数，其第1和第...
ArgumentNullException: Value cannot be null. (Parameter 'value') For a very strange reason, the implicit cast of an empty StringValues struct to string[] type returns null: string[] arr = default(StringValues); Console.WriteLine("string[] is null: {0}", arr is null); // prints 'string...
Apache Commons Lang has a NullArgumentException that does a number of the things discussed here: it extends IllegalArgumentException and its sole constructor takes the name of the argument which should have been non-null. While I feel that throwing something like a NullArgumentException or Il...
我正在使用this Kfilter library在我用Java语言编写的代码中添加过滤器。 在将图像添加到Imageview时,我得到了这个错误java.lang.IllegalArgumentException: Parameter specified as non-null is null: method kotlin.jvm.internal.Intrinsics.checkParameterIsNotNull。 这是我的代码: @Override protected void onActivit...
MUST occur when aParameter.Nullableelement is not specified or when theParameter.Nullableelement has a value of false, but the value provided for the parentParameterelement is NULL. A NULL value can be provided only for theParameterif the value of theParameter.Nullableelement for theParameteris ...
with the same parameter types an attribute argument must be a constant expression An error occurred when trying to create a controller of type 'XXXController'. Make sure that the controller has a parameterless public constructor An error occurred while communicating with the remote host. The error...
The exception that is thrown when a null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.
Preconditions.checkNotNull can be used to fast-fail if a null reference is found, and @Nullable can be used to annotate a parameter that permits the null value. Guice forbids null by default. It will refuse to inject null, failing with a ProvisionException instead. If null is permissible ...
The exception that is thrown when a null reference (Nothing in Visual Basic) is passed to a method that does not accept it as a valid argument.
ArgumentNullExceptionbehaves identically toArgumentException. It is provided so that application code can differentiate between exceptions caused bynullarguments and exceptions caused by arguments that are not null. For errors caused by arguments that are not null, seeArgumentOutOfRangeException. ...