npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! magicmirror@2.8.0 start: `sh run-start.sh`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the magicmirror@2.8.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/pi/.npm/_logs/2019-07-12T19_29_14_310Z-debug.log
ATTENTION: default value of option force_s3tc_enable overridden by environment.
ATTENTION: default value of option force_s3tc_enable overridden by environment.
ATTENTION: default value of option force_s3tc_enable overridden by environment.
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! magicmirror@2.8.0 start: `sh run-start.sh`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the magicmirror@2.8.0 start script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/pi/.npm/_logs/2019-07-12T19_59_43_770Z-debug.log

And this is the output of the npm log:

0 info it worked if it ends with ok
1 verbose cli [ '/usr/bin/node', '/usr/bin/npm', 'start' ]
2 info using npm@6.9.0
3 info using node@v10.16.0
4 verbose run-script [ 'prestart', 'start', 'poststart' ]
5 info lifecycle magicmirror@2.8.0~prestart: magicmirror@2.8.0
6 info lifecycle magicmirror@2.8.0~start: magicmirror@2.8.0
7 verbose lifecycle magicmirror@2.8.0~start: unsafe-perm in lifecycle true
8 verbose lifecycle magicmirror@2.8.0~start: PATH: /usr/lib/node_modules/npm/node_modules/npm-lifecycle/node-gyp-bin:/home/pi/MagicMirror/node_modules/.bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/local/games:/usr/games
9 verbose lifecycle magicmirror@2.8.0~start: CWD: /home/pi/MagicMirror
10 silly lifecycle magicmirror@2.8.0~start: Args: [ '-c', 'sh run-start.sh' ]
11 silly lifecycle magicmirror@2.8.0~start: Returned: code: 1  signal: null
12 info lifecycle magicmirror@2.8.0~start: Failed to exec start script
13 verbose stack Error: magicmirror@2.8.0 start: `sh run-start.sh`
13 verbose stack Exit status 1
13 verbose stack     at EventEmitter.<anonymous> (/usr/lib/node_modules/npm/node_modules/npm-lifecycle/index.js:301:16)
13 verbose stack     at EventEmitter.emit (events.js:198:13)
13 verbose stack     at ChildProcess.<anonymous> (/usr/lib/node_modules/npm/node_modules/npm-lifecycle/lib/spawn.js:55:14)
13 verbose stack     at ChildProcess.emit (events.js:198:13)
13 verbose stack     at maybeClose (internal/child_process.js:982:16)
13 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:259:5)
14 verbose pkgid magicmirror@2.8.0
15 verbose cwd /home/pi/MagicMirror
16 verbose Linux 4.19.42-v7+
17 verbose argv "/usr/bin/node" "/usr/bin/npm" "start"
18 verbose node v10.16.0
19 verbose npm  v6.9.0
20 error code ELIFECYCLE
21 error errno 1
22 error magicmirror@2.8.0 start: `sh run-start.sh`
22 error Exit status 1
23 error Failed at the magicmirror@2.8.0 start script.
23 error This is probably not a problem with npm. There is likely additional logging output above.
24 verbose exit [ 1, true ]

The MagicMirror script starts though … and the modules are loaded …
How can I fix this?