Node always crashes after several blocks

[nagdahimanshu]

Expected behavior

The node should run without any issue

Actual behavior

{
 "id": "5c502efb52a36ed143d895738e823b2c80a3938e07d54d63f5269f4f42ef5128",
 "height": 102,
 "generatorAddress": "e74aa95a04a429d9d417584d90b325f3993068e9"
} 
14:23:53 FATAL lisk-framework: System error: unhandledRejection (module=lisk:app)
Message: Contradicting headers for the block with id: 5c502efb52a36ed143d895738e823b2c80a3938e07d54d63f5269f4f42ef5128 
 Trace: Error: Contradicting headers for the block with id: 5c502efb52a36ed143d895738e823b2c80a3938e07d54d63f5269f4f42ef5128
    at Consensus._verifyBFTProperties (/Users/user/Documents/lisk-core/node_modules/lisk-framework/src/node/consensus/consensus.ts:677:10)
    at Consensus._verify (/Users/user/Documents/lisk-core/node_modules/lisk-framework/src/node/consensus/consensus.ts:573:3)
    at Consensus._executeValidated (/Users/user/Documents/lisk-core/node_modules/lisk-framework/src/node/consensus/consensus.ts:511:3)
    at /Users/user/Documents/lisk-core/node_modules/lisk-framework/src/node/consensus/consensus.ts:323:4
    at Mutex.runExclusive (/Users/user/Documents/lisk-core/node_modules/@liskhq/lisk-utils/src/job_handlers/mutex.ts:37:11)
    at Consensus.execute (/Users/user/Documents/lisk-core/node_modules/lisk-framework/src/node/consensus/consensus.ts:322:3)
    at Generator._generateLoop (/Users/user/Documents/lisk-core/node_modules/lisk-framework/src/node/generator/generator.ts:531:3)
    at Timeout._onTimeout (/Users/user/Documents/lisk-core/node_modules/@liskhq/lisk-utils/src/job_handlers/scheduler.ts:47:5) 
14:23:53 INFO lisk-framework: Application shutdown started (module=lisk:app)
{
 "errorCode": 1,
 "message": "Contradicting headers for the block with id: 5c502efb52a36ed143d895738e823b2c80a3938e07d54d63f5269f4f42ef5128"
} 

Which version(s) does this affect? (Environment, OS, etc...)

development

[ishantiw]

We have run a node for a long time multiple times and we haven't found this issue so closing it.