Package pixman-1 was not found in the pkg-config search path.Perhaps you should add the directory containing `pixman-1.pc'to the PKG_CONFIG_PATH 
environment variableNo package 'pixman-1' foundgyp: Call to 'pkg-config pixman-1 --libs' returned exit status 1 while in binding.gyp. while trying 
to load binding.gyp gyp  ERR! configure error gyp ERR! stack Error: `gyp` failed with exit code: 1gyp ERR! stack     at ChildProcess.onCpExit 
(/usr/lib/node_modules/npm/node_modules/node-gyp/lib/configure.js:351:16)gyp ERR! stack     at ChildProcess.emit (events.js:310:20)gyp ERR! 
stack      at Process.ChildProcess._handle.onexit (internal/child_process.js:275:12)gyp ERR! System Linux 4.19.75-v7l+gyp ERR! command 
"/usr/bin/node" "/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "configure" "--fallback-to-build" 
"--module=/opt/iobroker/node_modules/canvas/build/Release/canvas.node" "--module_name=canvas" 
"--module_path=/opt/iobroker/node_modules/canvas/build/Release" "--napi_version=5" "--node_abi_napi=napi" "--napi_build_version=0" 
"--node_napi_label=node-v72"gyp ERR! cwd /opt/iobroker/node_modules/canvasgyp  ERR! node -v v12.16.2gyp ERR! node-gyp -v v5.1.0gyp ERR! not ok 
node-pre-gyp ERR! build error node-pre-gyp ERR! stack Error: Failed to execute '/usr/bin/node 
/usr/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js configure --fallback-to-build 
--module=/opt/iobroker/node_modules/canvas/build/Release/canvas.node --module_name=canvas 
--module_path=/opt/iobroker/node_modules/canvas/build/Release --napi_version=5 --node_abi_napi=napi --napi_build_version=0 
--node_napi_label=node-v72' (1)node-pre-gyp ERR! stack     at ChildProcess.<anonymous> 
(/opt/iobroker/node_modules/canvas/node_modules/node-pre-gyp/lib/util/compile.js:83:29)node-pre-gyp ERR! stack     at ChildProcess.emit 
(events.js:310:20)node-pre-gyp ERR! stack     at maybeClose (internal/child_process.js:1021:16)node-pre-gyp ERR! stack     at 
Process.ChildProcess._handle.onexit (internal/child_process.js:286:5)node-pre-gyp ERR! System Linux 4.19.75-v7l+node-pre-gyp ERR! command 
"/usr/bin/node" "/opt/iobroker/node_modules/canvas/node_modules/.bin/node-pre-gyp" "install" "--fallback-to-build"node-pre-gyp ERR! cwd 
/opt/iobroker/node_modules/canvasnode-pre-gyp ERR! node -v v12.16.2node-pre-gyp ERR! node-pre-gyp -v v0.11.0node-pre-gyp ERR! not ok

Diese Meldungen sind noch erheblich mehr wenn ich den SQL Adapter nicht disable. Bis das eigentliche Update erfolgt, vergeht einige Zeit.
Kann mir jemand helfen? Alle meine Treiber sind up to date.