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Second start of program causes a NullPointerException #3

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bauepete opened this issue Jul 26, 2017 · 1 comment
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Second start of program causes a NullPointerException #3

bauepete opened this issue Jul 26, 2017 · 1 comment
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@bauepete
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After a first run of a program, when hitting the Run-Button again, the following output is in the console:
Starting programm at pc 0
RUNTIME: 1024: Address 0x400 cannot be accessed in program memory
Exception in thread "Thread-6" java.lang.NullPointerException
at machine.ControlUnit.executeCycle(ControlUnit.java:114)
at machine.NoBeardMachine.step(NoBeardMachine.java:98)
at machine.NoBeardMachine.runProgram(NoBeardMachine.java:93)
at nbmgui.Controller$1.run(Controller.java:74)
at java.lang.Thread.run(Thread.java:745)
@bauepete
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After a bit of analysis it turned out that this is a problem in the core. Changed project and assignee.

@bauepete bauepete assigned bauepete and unassigned egon23 Jul 26, 2017
bauepete added a commit that referenced this issue Jul 26, 2017
@bauepete
Added startPc to startMachine to fix issue #3
a0a0f67
@bauepete bauepete added the bug label Jul 26, 2017
egon23 pushed a commit that referenced this issue Jul 26, 2017
@bauepete @egon23
Added startPc to startMachine to fix issue #3
fecb1fb
bauepete pushed a commit that referenced this issue Oct 7, 2018
@egon23
Merge pull request #3 from Bauepete/feedback-chapter6
050f0f7 
Feedback chapter6
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@bauepete @egon23