Updating from Meteor 1.8.1 to 1.11.1 - "while loading isopacket" error

Hi,

I’m trying to update my meteor, I’ll get this error:

C:\Users\NERV\Desktop\Projekte\DDCFull>meteor update
Errors prevented isopacket load:

While loading isopacket `combined`:

C:\Users\NERV\AppData\Local\.meteor\packages\meteor-tool\1.11.1\mt-os.windows.x86_64\tools\fs\tools\fs\files.ts:1179:25:sourcemapConsumer.destroy is not a function
at
C:\Users\NERV\AppData\Local\.meteor\packages\meteor-tool\1.11.1\mt-os.windows.x86_64\tools\fs\tools\fs\files.ts:1179:25
at Function.time
(C:\Users\NERV\AppData\Local\.meteor\packages\meteor-tool\1.11.1\mt-os.windows.x86_64\tools\tool-env\tools\tool-env\profile.ts:284:12)
at Object.runJavaScript
(C:\Users\NERV\AppData\Local\.meteor\packages\meteor-tool\1.11.1\mt-os.windows.x86_64\tools\fs\tools\fs\files.ts:1156:18)
at C:\tools\isobuild\bundler.js:2188:15
at Function._.each._.forEach
(C:\Users\NERV\AppData\Local\.meteor\packages\meteor-tool\1.11.1\mt-os.windows.x86_64\dev_bundle\lib\node_modules\underscore\underscore.js:186:9)
at JsImage.load (C:\tools\isobuild\bundler.js:2048:7)
at C:\tools\tool-env\isopackets.js:312:17
at Object.capture (C:\tools\utils\buildmessage.js:283:5)
at loadIsopacketFromDisk (C:\tools\tool-env\isopackets.js:309:31)
at C:\tools\tool-env\isopackets.js:113:9
at loadIsopackage (C:\tools\tool-env\isopackets.js:104:21)
at new ServiceConnection (C:\tools\meteor-services\service-connection.js:28:21)
at Object.exports.openServiceConnection (C:\tools\meteor-services\auth-client.js:12:10)
at openPackageServerConnection (C:\tools\packaging\package-client.js:23:21)
at _updateServerPackageData (C:\tools\packaging\package-client.js:151:14)
at C:\tools\packaging\package-client.js:129:12
at Object.enterJob (C:\tools\utils\buildmessage.js:356:14)
at Object.exports.updateServerPackageData (C:\tools\packaging\package-client.js:128:23)
at C:\tools\packaging\catalog\catalog-remote.js:782:36
at Object.enterJob (C:\tools\utils\buildmessage.js:356:14)
at RemoteCatalog.refresh (C:\tools\packaging\catalog\catalog-remote.js:781:18)
at Object.catalog.refreshOrWarn (C:\tools\packaging\catalog\catalog.js:48:22)
at catalog.Refresh.OnceAtStart.beforeCommand (C:\tools\packaging\catalog\catalog.js:21:16)
at C:\tools\cli\main.js:1523:32
at Object.enterJob (C:\tools\utils\buildmessage.js:356:14)
at C:\tools\cli\main.js:1522:20


C:\Users\NERV\AppData\Local\.meteor\packages\meteor-tool\1.11.1\mt-os.windows.x86_64\dev_bundle\lib\node_modules\meteor-promise\promise_server.js:218
      throw error;
      ^

Error: isopacket load failed?
    at loadIsopacketFromDisk (C:\tools\tool-env\isopackets.js:320:11)
    at C:\tools\tool-env\isopackets.js:113:9
    at loadIsopackage (C:\tools\tool-env\isopackets.js:104:21)
    at new ServiceConnection (C:\tools\meteor-services\service-connection.js:28:21)
    at Object.exports.openServiceConnection (C:\tools\meteor-services\auth-client.js:12:10)
    at openPackageServerConnection (C:\tools\packaging\package-client.js:23:21)
    at _updateServerPackageData (C:\tools\packaging\package-client.js:151:14)
    at C:\tools\packaging\package-client.js:129:12
    at Object.enterJob (C:\tools\utils\buildmessage.js:356:14)
    at Object.exports.updateServerPackageData (C:\tools\packaging\package-client.js:128:23)
    at C:\tools\packaging\catalog\catalog-remote.js:782:36
    at Object.enterJob (C:\tools\utils\buildmessage.js:356:14)
    at RemoteCatalog.refresh (C:\tools\packaging\catalog\catalog-remote.js:781:18)
    at Object.catalog.refreshOrWarn (C:\tools\packaging\catalog\catalog.js:48:22)
    at catalog.Refresh.OnceAtStart.beforeCommand (C:\tools\packaging\catalog\catalog.js:21:16)
    at C:\tools\cli\main.js:1523:32
    at Object.enterJob (C:\tools\utils\buildmessage.js:356:14)
    at C:\tools\cli\main.js:1522:20

I’m using windows
Any help would be appreciated