internal/modules/cjs/loader.js:638
    throw err;
    ^

Error: Cannot find module 'express'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:636:15)
    at Function.Module._load (internal/modules/cjs/loader.js:562:25)
    at Module.require (internal/modules/cjs/loader.js:692:17)
    at require (internal/modules/cjs/helpers.js:25:18)
    at Object.<anonymous> (/home/jayeshra/todo/index.js:3:17)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
    at Function.Module._load (internal/modules/cjs/loader.js:585:3)
internal/modules/cjs/loader.js:638
    throw err;
    ^

Error: Cannot find module 'express'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:636:15)
    at Function.Module._load (internal/modules/cjs/loader.js:562:25)
    at Module.require (internal/modules/cjs/loader.js:692:17)
    at require (internal/modules/cjs/helpers.js:25:18)
    at Object.<anonymous> (/home/jayeshra/todo/index.js:3:17)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
    at Function.Module._load (internal/modules/cjs/loader.js:585:3)
internal/modules/cjs/loader.js:638
    throw err;
    ^

Error: Cannot find module 'express'
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:636:15)
    at Function.Module._load (internal/modules/cjs/loader.js:562:25)
    at Module.require (internal/modules/cjs/loader.js:692:17)
    at require (internal/modules/cjs/helpers.js:25:18)
    at Object.<anonymous> (/home/jayeshra/todo/index.js:3:17)
    at Module._compile (internal/modules/cjs/loader.js:778:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:789:10)
    at Module.load (internal/modules/cjs/loader.js:653:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:593:12)
    at Function.Module._load (internal/modules/cjs/loader.js:585:3)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:437
      throw err; // Rethrow non-MySQL errors
      ^

ReferenceError: message is not defined
    at Query.conPool.query (/home/jayeshra/todo/db-ops/dbHandler.js:223:21)
    at Query.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:526:10)
    at Query._callback (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:488:16)
    at Query.Sequence.end (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Sequence.js:83:24)
    at Query.ErrorPacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Query.js:92:8)
    at Protocol._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:291:23)
    at Parser._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:433:10)
    at Parser.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:43:10)
    at Protocol.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:38:16)
    at Socket.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:88:28)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:437
      throw err; // Rethrow non-MySQL errors
      ^

ReferenceError: message is not defined
    at Query.conPool.query (/home/jayeshra/todo/db-ops/dbHandler.js:223:21)
    at Query.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:526:10)
    at Query._callback (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:488:16)
    at Query.Sequence.end (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Sequence.js:83:24)
    at Query.ErrorPacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Query.js:92:8)
    at Protocol._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:291:23)
    at Parser._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:433:10)
    at Parser.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:43:10)
    at Protocol.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:38:16)
    at Socket.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:88:28)
/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:437
      throw err; // Rethrow non-MySQL errors
      ^

ReferenceError: message is not defined
    at Query.conPool.query (/home/jayeshra/todo/db-ops/dbHandler.js:223:21)
    at Query.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:526:10)
    at Query._callback (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:488:16)
    at Query.Sequence.end (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Sequence.js:83:24)
    at Query.ErrorPacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Query.js:92:8)
    at Protocol._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:291:23)
    at Parser._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:433:10)
    at Parser.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:43:10)
    at Protocol.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:38:16)
    at Socket.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:88:28)
/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:437
      throw err; // Rethrow non-MySQL errors
      ^

ReferenceError: message is not defined
    at Query.conPool.query (/home/jayeshra/todo/db-ops/dbHandler.js:223:21)
    at Query.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:526:10)
    at Query._callback (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:488:16)
    at Query.Sequence.end (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Sequence.js:83:24)
    at Query.ErrorPacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/sequences/Query.js:92:8)
    at Protocol._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:291:23)
    at Parser._parsePacket (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:433:10)
    at Parser.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Parser.js:43:10)
    at Protocol.write (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/protocol/Protocol.js:38:16)
    at Socket.<anonymous> (/home/jayeshra/nodevenv/todo/10/lib/node_modules/mysql/lib/Connection.js:88:28)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)
/home/jayeshra/todo/index.js:188
    debug('SIGTERM signal received: closing HTTP server')
    ^

ReferenceError: debug is not defined
    at process.on (/home/jayeshra/todo/index.js:188:5)
    at process.emit (events.js:198:13)