![]() ![]() Here is my java code (just one class): import . In order to complete this exercise, you will need a Logix 5000-compatible rack, a PLC, and some compatible controller cards, or run RSLogix Emulate 5000. ![]() Graphic User Interface (GUI) for PLCLogix has the same features and functionality as RSLogix. : Attempt to invoke virtual method ' java.io.BufferedReader.readLine()' on a null object referenceĪt $n(MainActivity.java:99)ĭoes anyone know why this might be happening? Thanks in advance The hands on simulation solution for Logix 500/5000 PLCs. I made a Java messaging app in Eclipse that runs fine as a JAR.now I am trying to make the same app using Android Studio in order to learn about basic android development.i don't understand why i get the error message "ChatAppAndroidClone keeps stopping".
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