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Flutter - 'initialValue == null || controller == null': is not true. error
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![Null checker used on a null value Flutter | Dart Null Safety [Solved] — dbestech — flutter initialvalue null controller null is not true error YouTube to MP3 & MP4 download on TubeGalore](/api/image/sfWQDL4ERpc/mqdefault)
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Flutter 2.2 null safety, learn how to initialize variable and deal with null errors
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![[SOLVED] Flutter Error : Warning: Operand of Null-Aware Operation '?.' — KDTechs — flutter initialvalue null controller null is not true error YouTube to MP3 & MP4 download on TubeGalore](/api/image/y8XntYQZpS0/mqdefault)
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Null check operator used on a null value - Flutter Error | Solution
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