Nested Exception Is Java Lang Nullpointerexception Serviceimplementation Is Null 500 Error

Servlet.service() for servlet [dispatcherServlet] in context with path [] threw exception [Request processing failed;

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NullPointerException

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error java.lang.nullpointerexception attempt to invoke virtual method 'boolean Mantra L1 Error Library Init Failed | Mantra ...

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null pointer exception

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