// java.lang.RuntimeException: Unable to start activity ComponentInfo{com.blogspot.turbocolor.magma_calc/com.blogspot.turbocolor.magma_calc.Activity_Magma_Calc}: java.lang.NumberFormatException: Invalid double: ""
// at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2416)
// at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2476)
// at android.app.ActivityThread.-wrap11(ActivityThread.java)
// at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1344)
// at android.os.Handler.dispatchMessage(Handler.java:102)
// at android.os.Looper.loop(Looper.java:148)
// at android.app.ActivityThread.main(ActivityThread.java:5417)
// at java.lang.reflect.Method.invoke(Native Method)
// at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
// at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
// Caused by: java.lang.NumberFormatException: Invalid double: ""
// at java.lang.StringToReal.invalidReal(StringToReal.java:63)
// at java.lang.StringToReal.parseDouble(StringToReal.java:267)
// at java.lang.Double.parseDouble(Double.java:301)
// at com.blogspot.turbocolor.magma_calc.Activity_Magma_Calc.myGetResultFromMemory(Activity_Magma_Calc.java:2463)
// at com.blogspot.turbocolor.magma_calc.Activity_Magma_Calc.onCreate(Activity_Magma_Calc.java:409)
// at android.app.Activity.performCreate(Activity.java:6251)
// at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1107)
// at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2369)
// ... 9 more