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Attempt to invoke virtual method 'void android.support.v7.widget.Toolbar.setVisibility(int)' on a null object reference #28

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amirhrezf opened this issue Apr 9, 2018 · 1 comment
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Attempt to invoke virtual method 'void android.support.v7.widget.Toolbar.setVisibility(int)' on a null object reference #28

amirhrezf opened this issue Apr 9, 2018 · 1 comment

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@amirhrezf
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why i get crash. how to fix this problem. I tried many ways adding toolbar changing style theme and more but still i get this error
java.lang.NullPointerException: Attempt to invoke virtual method 'void android.support.v7.widget.Toolbar.setVisibility(int)' on a null object reference
can anyone help me?
@UniqueJoy
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yes yes this is happening everytime @amirhrezf

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@amirhrezf @UniqueJoy