On Fri, Sep 10, 2021 at 03:07:30PM -0400, Keith Jones wrote:
> Hi,
> 
> I'm in the process of installing and running Dspace 7. I've installed
> the backend and frontend on a Centos 8 machine. When I start the front
> end, I get the following error:
>
[snip]
> PM2        | 2021-09-10T14:56:18: PM2 log: App [dspace-angular:0] online
> PM2        | 2021-09-10T14:56:18: PM2 error: Error: spawn /usr/bin/yarn ENOENT
> PM2        |     at Process.ChildProcess._handle.onexit
> (internal/child_process.js:269:19)
> PM2        |     at onErrorNT (internal/child_process.js:467:16)
> PM2        |     at processTicksAndRejections
> (internal/process/task_queues.js:82:21)
> PM2        | 2021-09-10T14:56:18: PM2 error: Cancelling versioning data 
> parsing

It seems that you don't have 'yarn' installed for general use.  (There
is no such file as '/usr/bin/yarn'.)  This may help:

  https://linuxize.com/post/how-to-install-yarn-on-centos-8/

-- 
Mark H. Wood
Lead Technology Analyst

University Library
Indiana University - Purdue University Indianapolis
755 W. Michigan Street
Indianapolis, IN 46202
317-274-0749
www.ulib.iupui.edu

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