Fatal Exception: java.lang.RuntimeException: Unable to start activity ComponentInfo{com.bottlepay.sandbox/com.bottlepay.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean io.flutter.embedding.android.FlutterFragment.isFlutterEngineInjected()' on a null object reference...
lang.NullPointerException: Attempt to invoke virtual method 'void androidx.appcompat.app.ActionBar.setDisplayHomeAsUpEnabled(boolean)' on a null object reference at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:3773) at android.app.ActivityThread.handleLaunchActivity(ActivityThread....
百度了下,发现了log4j2的jira issue:Unable to invoke factory method in class class org.apache.logging.log4j.core.appender.RollingFileAppender for element RollingFile 该问题和我遇到的一样,而在jira里有comment如下: Question: Does system property logfile have a value? 1. 结合项目的配置...
今天在使用EntityFrameworkCore 查询的时候在调试的时候总是提示如下错误:Unable to cast object of type 'System.Data.SqlTypes.SqlString' to type 'System.Data.SqlTypes.SqlGuid'第一次看这个报错肯定是数据库实体和EFCore中定义的某种类型不匹配从而导致类型转换错误,但是业务涉及到这么多的实体Entity,那么到底是哪...
刚开始我只注意到 Attempt to invoke virtual method 'android.content.SharedPreferences android.content.Context.getSharedPreferences(java.lang.String, int)' on a null object reference这个空指针的异常,为了省事就直接百度一下,参考了一下csdn上的一遍文章(bug 突然报了SharedPreferences空指针,以前没遇见过),但是...
Delegate class '<classname>' has no Invoke method, so an expression of this type cannot be the target of a method call Delegate constructor for type '<typename>', necessary for the implementation of delegates, cannot be found Delegate in an interface cannot be declared '<specifier>' Delegate...
看起来是因为配置文件里的RollingFile使用到了${ctx:domainId}导致了这个问题。百度了下,发现了log4j2的jira issue:Unable to invoke factory method in class class org.apache.logging.log4j.core.appender.RollingFileAppender for element RollingFile 该问题和我遇到的一样,而在jira里有comment如下: ...
Fixes an issue where you receive the Unable to generate a temporary class (result=1) error when you execute the Invoke Web Services object.
The way it works, lottie-web is still able to absorb and use this modified file because it tries to do the same mutations on load. However, other players such as lottie-android and lottie-ios can't understand it since their internal models are different. ...
android.internal.os.ZygoteInit.main(ZygoteInit.java:779)Caused by: java.lang.NullPointerException: Attempt to invoke interface method 'android.view.MenuItem android.view.MenuItem.setVisible(boolean)' on a null object referenceat com.github.axet.filemanager.fragments.FilesFragment.updatePaste(Files...