Upgrading react-scripts on create-react-app results in a strange bug












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I recently ran into the issue where an npm package I needed was not transpiled down to ES5 by the author. This meant that I needed to make sure that the conversion happened during my build stage. I did some research & found that upgrading from scripts 1.1.4 to 2.0.3 included what is needed to fix this. I ran the upgrade, cleared my yarn.lock file & deleted the node_modules folder. After this, I ran a yarn install again.



This led to everything working as expected. The build process runs all the way through & writes all files to the build folder. The app also works exactly as expected locally (i.e. before building). The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working. At first I thought that this was an issue with react-router, but then I tested by simply writing a console log message. This works locally before executing the build command, but after building the app, nothing happens on the click event. It does not throw an error neither does it write any info to the logs. I am quite stumped as I cannot seem to find anybody else that has run into this sort of behaviour before.










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  • The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working - regardless what the problem is, this behaviour is specific to your app. It's unlikely that it can be sorted out without investigating the problem. It's unclear whether the problem can be replicated locally but with built app, npm run build instead of npm run start. Could be mismatched React and ReactDOM versions or anything else.

    – estus
    Nov 19 '18 at 7:47
















0















I recently ran into the issue where an npm package I needed was not transpiled down to ES5 by the author. This meant that I needed to make sure that the conversion happened during my build stage. I did some research & found that upgrading from scripts 1.1.4 to 2.0.3 included what is needed to fix this. I ran the upgrade, cleared my yarn.lock file & deleted the node_modules folder. After this, I ran a yarn install again.



This led to everything working as expected. The build process runs all the way through & writes all files to the build folder. The app also works exactly as expected locally (i.e. before building). The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working. At first I thought that this was an issue with react-router, but then I tested by simply writing a console log message. This works locally before executing the build command, but after building the app, nothing happens on the click event. It does not throw an error neither does it write any info to the logs. I am quite stumped as I cannot seem to find anybody else that has run into this sort of behaviour before.










share|improve this question

























  • The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working - regardless what the problem is, this behaviour is specific to your app. It's unlikely that it can be sorted out without investigating the problem. It's unclear whether the problem can be replicated locally but with built app, npm run build instead of npm run start. Could be mismatched React and ReactDOM versions or anything else.

    – estus
    Nov 19 '18 at 7:47














0












0








0








I recently ran into the issue where an npm package I needed was not transpiled down to ES5 by the author. This meant that I needed to make sure that the conversion happened during my build stage. I did some research & found that upgrading from scripts 1.1.4 to 2.0.3 included what is needed to fix this. I ran the upgrade, cleared my yarn.lock file & deleted the node_modules folder. After this, I ran a yarn install again.



This led to everything working as expected. The build process runs all the way through & writes all files to the build folder. The app also works exactly as expected locally (i.e. before building). The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working. At first I thought that this was an issue with react-router, but then I tested by simply writing a console log message. This works locally before executing the build command, but after building the app, nothing happens on the click event. It does not throw an error neither does it write any info to the logs. I am quite stumped as I cannot seem to find anybody else that has run into this sort of behaviour before.










share|improve this question
















I recently ran into the issue where an npm package I needed was not transpiled down to ES5 by the author. This meant that I needed to make sure that the conversion happened during my build stage. I did some research & found that upgrading from scripts 1.1.4 to 2.0.3 included what is needed to fix this. I ran the upgrade, cleared my yarn.lock file & deleted the node_modules folder. After this, I ran a yarn install again.



This led to everything working as expected. The build process runs all the way through & writes all files to the build folder. The app also works exactly as expected locally (i.e. before building). The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working. At first I thought that this was an issue with react-router, but then I tested by simply writing a console log message. This works locally before executing the build command, but after building the app, nothing happens on the click event. It does not throw an error neither does it write any info to the logs. I am quite stumped as I cannot seem to find anybody else that has run into this sort of behaviour before.







javascript reactjs yarnpkg






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edited Nov 19 '18 at 17:13









tk421

3,40431426




3,40431426










asked Nov 19 '18 at 7:23









HermHerm

50511234




50511234













  • The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working - regardless what the problem is, this behaviour is specific to your app. It's unlikely that it can be sorted out without investigating the problem. It's unclear whether the problem can be replicated locally but with built app, npm run build instead of npm run start. Could be mismatched React and ReactDOM versions or anything else.

    – estus
    Nov 19 '18 at 7:47



















  • The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working - regardless what the problem is, this behaviour is specific to your app. It's unlikely that it can be sorted out without investigating the problem. It's unclear whether the problem can be replicated locally but with built app, npm run build instead of npm run start. Could be mismatched React and ReactDOM versions or anything else.

    – estus
    Nov 19 '18 at 7:47

















The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working - regardless what the problem is, this behaviour is specific to your app. It's unlikely that it can be sorted out without investigating the problem. It's unclear whether the problem can be replicated locally but with built app, npm run build instead of npm run start. Could be mismatched React and ReactDOM versions or anything else.

– estus
Nov 19 '18 at 7:47





The weird behaviour however, is that after deploying the built application, none of my onClick events seem to be working - regardless what the problem is, this behaviour is specific to your app. It's unlikely that it can be sorted out without investigating the problem. It's unclear whether the problem can be replicated locally but with built app, npm run build instead of npm run start. Could be mismatched React and ReactDOM versions or anything else.

– estus
Nov 19 '18 at 7:47












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