gzweb failing on npm start.

[osrf-migration]

Original report (archived issue) by Mithun Kinarullathil (Bitbucket: MITHUN KINARULLATHIL).

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Followed this procedure: http://gazebosim.org/gzweb.html#install

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npm --version
6.12.0

nodejs -v
v4.2.6

gzserver --version

Gazebo multi-robot simulator, version 7.0.0
Copyright (C) 2012-2016 Open Source Robotics Foundation.
Released under the Apache 2 License.
http://gazebosim.org

Ubuntu 16.04 LTS

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Error:

npm start

[email protected] start /home/simulator/gzweb
if [ $npm_config_port ]; then port=$npm_config_port; fi; cd gzbridge && ./server.js $port

internal/modules/cjs/loader.js:807
return process.dlopen(module, path.toNamespacedPath(filename));
^

Error: /home/simulator/gzweb/gzbridge/build/Debug/gzbridge.node: undefined symbol: _ZN6google8protobuf8internal13empty_string_E
at Object.Module._extensions..node (internal/modules/cjs/loader.js:807:18)
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)
at Module.require (internal/modules/cjs/loader.js:692:17)
at require (internal/modules/cjs/helpers.js:25:18)
at Object. (/home/simulator/gzweb/gzbridge/server.js:9:18)
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)
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! [email protected] start: if [ $npm_config_port ]; then port=$npm_config_port; fi; cd gzbridge && ./server.js $port
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the [email protected] start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

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