“readonly variable”(只读变量)是指在其生命周期内,一旦被初始化之后,就不能再被重新赋值的变量。这意味着,一旦为只读变量指定了一个值,该值在整个程序运行期间都是固定的,不能被修改。 2. 说明为何会出现“cannot assign to readonly variable”这个错误 出现“cannot assign to readonly variable”这个错误的...
并将config.mk 加入到上层的 Android.mk 中。 但编译过程成中提示 "PRODUCT_PACKAGES error cannot assign to readonly variable" 三、 config.mk 文件内容 CONFIG_APP := true ifeq ($(CONFIG_APP), true) PRODUCT_PACKAGES += qtxa-comm endif 四、问题分析 4.1 原因一: 问题: 第三方文件放置的位置不对...
error: cannot assign to readonly variable: PRODUCT_BOOT_JARS 如果你在编译android源码时遇到这样的问题,尝试以下命令吧。 在source build/envsetup.sh 与 mmm development/tools/idegen/ 之间使用此语句:lunch source build/envsetup.sh lunch mmm development/tools/idegen/ 1 2 3...
"The left-hand side of an assignment must be a variable, property or indexer". Help? "The remote server returned an error: (401) Unauthorized" "Typewriter" like effect in a C# Console application? "Unable to cast object of type 'System.Configuration.DefaultSection' to type blah blah ((Sy...
You have referred to a ReadOnly variable from within a lambda expression, which is not permitted. The following code causes this error by sending the ReadOnly variable m as the argument to a ByRef parameter.VB Kopiraj Class Class1 ReadOnly m As Integer Sub New() ' The use of ...
A nullable type cannot be inferred for variable '<variablename>' Access modifier '<accessmodifier>' is not valid Access modifier can only be applied to either 'Get' or Set', but not both Access of shared member through an instance; qualifying expression will not be evaluated 'AddHandler' an...
DTS_E_CANTSETUSAGETYPETOREADWRITE DTS_E_CANTWRITETOFILE DTS_E_CERTERROR DTS_E_CHANGESYSTEMVARIABLENAMEFAILED DTS_E_CHANGESYSTEMVARIABLENAMESPACEFAILED DTS_E_CHANGESYSTEMVARIABLEREADONLYFAILED DTS_E_CHECKENVELOPEFAILED DTS_E_CHECKPOINTFILEALREADYEXISTS DTS_E_CHECKPOINTFILELOCKED DTS_E_CHECKPO...
A ref or out argument must be an assignable variable A route named ' ' could not be found in the route collection. Parameter name: name A socket operation encountered a dead network A TCP error (10013: An attempt was ma...
Cannot set the value of a local variable for a method that is not at the top of the stack Cannot specify both /win32icon and /win32resource Can't open '<filename>' for writing 'Case' can only appear inside a 'Select Case' statement 'Case' cannot follow a 'Case Else' in the same...
A ref or out argument must be an assignable variable A route named ' ' could not be found in the route collection. Parameter name: name A socket operation encountered a dead network A TCP error (10013: An attempt was made to access a socket in a way forbidden by its access permissions...