When fallback is not payable you will not be able to receive ethers SOLHINT-W1013

When fallback is not payable you will not be able to receive ethers.

Bad Practice

1. Fallback is not payable

   pragma solidity 0.4.4;
   
   
   contract A {
     function () public {}
   }
   

Recommended

1. Fallback is payable

   pragma solidity 0.4.4;
   
   
   contract A {
     function () public payable {}
   }
   

Learn more

payable-fallback on Solhint's documentation.