ich habe das verbreitete Problem eines Error code 25, allerdings nur bei der Installation des CUL-Adapters.

Die Ausgabe mit --debug ist das hier:

pi@ioBroker-OPiplus2e:/opt/iobroker$ iobroker add cul --debug
NPM version: 8.15.0
Installing iobroker.cul@2.0.2... (System call)
npm ERR! code 1
npm ERR! path /opt/iobroker/node_modules/@serialport/bindings-cpp
npm ERR! command failed
npm ERR! command sh /tmp/install-77c65b0c.sh
npm ERR! gyp info it worked if it ends with ok
npm ERR! gyp info using node-gyp@9.0.0
npm ERR! gyp info using node@16.17.0 | linux | arm
npm ERR! gyp ERR! find Python
npm ERR! gyp ERR! find Python Python is not set from command line or npm configuration
npm ERR! gyp ERR! find Python Python is not set from environment variable PYTHON
npm ERR! gyp ERR! find Python checking if "python3" can be used
npm ERR! gyp ERR! find Python - executable path is "/usr/bin/python3"
npm ERR! gyp ERR! find Python - version is "3.5.3"
npm ERR! gyp ERR! find Python - version is 3.5.3 - should be >=3.6.0
npm ERR! gyp ERR! find Python - THIS VERSION OF PYTHON IS NOT SUPPORTED
npm ERR! gyp ERR! find Python checking if "python" can be used
npm ERR! gyp ERR! find Python - executable path is "/usr/bin/python"
npm ERR! gyp ERR! find Python - version is "2.7.13"
npm ERR! gyp ERR! find Python - version is 2.7.13 - should be >=3.6.0
npm ERR! gyp ERR! find Python - THIS VERSION OF PYTHON IS NOT SUPPORTED
npm ERR! gyp ERR! find Python
npm ERR! gyp ERR! find Python **********************************************************
npm ERR! gyp ERR! find Python You need to install the latest version of Python.
npm ERR! gyp ERR! find Python Node-gyp should be able to find and use Python. If not,
npm ERR! gyp ERR! find Python you can try one of the following options:
npm ERR! gyp ERR! find Python - Use the switch --python="/path/to/pythonexecutable"
npm ERR! gyp ERR! find Python   (accepted by both node-gyp and npm)
npm ERR! gyp ERR! find Python - Set the environment variable PYTHON
npm ERR! gyp ERR! find Python - Set the npm configuration variable python:
npm ERR! gyp ERR! find Python   npm config set python "/path/to/pythonexecutable"
npm ERR! gyp ERR! find Python For more information consult the documentation at:
npm ERR! gyp ERR! find Python https://github.com/nodejs/node-gyp#installation
npm ERR! gyp ERR! find Python **********************************************************
npm ERR! gyp ERR! find Python
npm ERR! gyp ERR! configure error
npm ERR! gyp ERR! stack Error: Could not find any Python installation to use
npm ERR! gyp ERR! stack     at PythonFinder.fail (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/find-python.js:330:47)
npm ERR! gyp ERR! stack     at PythonFinder.runChecks (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/find-python.js:159:21)
npm ERR! gyp ERR! stack     at PythonFinder.<anonymous> (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/find-python.js:266:16)
npm ERR! gyp ERR! stack     at PythonFinder.execFileCallback (/usr/lib/node_modules/npm/node_modules/node-gyp/lib/find-python.js:297:7)
npm ERR! gyp ERR! stack     at ChildProcess.exithandler (node:child_process:392:7)
npm ERR! gyp ERR! stack     at ChildProcess.emit (node:events:513:28)
npm ERR! gyp ERR! stack     at maybeClose (node:internal/child_process:1093:16)
npm ERR! gyp ERR! stack     at Process.ChildProcess._handle.onexit (node:internal/child_process:302:5)
npm ERR! gyp ERR! System Linux 4.19.62-sunxi
npm ERR! gyp ERR! command "/usr/bin/node" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild"
npm ERR! gyp ERR! cwd /opt/iobroker/node_modules/@serialport/bindings-cpp
npm ERR! gyp ERR! node -v v16.17.0
npm ERR! gyp ERR! node-gyp -v v9.0.0
npm ERR! gyp ERR! not ok

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/iobroker/.npm/_logs/2022-09-15T17_57_33_061Z-debug-0.log
host.ioBroker-OPiplus2e Cannot install iobroker.cul@2.0.2: 1

Angeblich ist die Python-Version 3.5.3 hier das Probblem, oder?
Weiss jemand, was ich tun kann?

Gruß,
Oliver