my supertokens core is on v4.2. How can i get this...
# support-questions-legacy
m
my supertokens core is on v4.2. How can i get this upgraded to 6.0.X
r
hey @mukulg22 are you using our managed service?
m
yes @rp_st
r
we can upgrade it to 5.0.X if you email us. 6.0.X for managed version will be supported in a few weeks.
m
which email id should i send it to?
r
rishabh@supertokens.com
m
mail sent. @rp_st
r
thanks. We will do it soon
m
please let me know when upgrade is done. Thanks
r
yup
m
hey is this completed? @rp_st
r
not yet. I will email you
m
still waiting for your update @rp_st
@rp_st not able to access the user management dashboard
r
what issue are you facing?
m
/auth/dashboard/api/key/validate 404 not found
r
which backend sdk and which version are you using for that?
m
node for backend version supertokens-node 14.1.1
r
is the sign in / up flow working for your main app?
@nkshah2 can help here.
m
signin throws 500
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TypeError: Cannot read properties of undefined (reading 'attachToRequestResponse')
r
which frameworkl are you using?
m
node backend, angular js frontend
r
and core version 5.0 right?
m
yes
r
can i see the full error stack?
m
for login?
r
yea. signin
the one that returns 500 error
> node backend, angular js frontend Which web framework? Express?
m
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TypeError: Cannot read properties of undefined (reading 'attachToRequestResponse')
at Object.<anonymous> 
(/usr/src/app/node_modules/supertokens-node/lib/build/recipe/session/sessionRequestFunctions.js:377:23)
at Generator.next (<anonymous>)
at fulfilled (/usr/src/app/node_modules/supertokens-node/lib/build/recipe/session/sessionRequestFunctions.js:15:36)
at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
using angular js, supertokens-web-js
r
i mean which backend framework?
express js? aws lambda?
m
express
r
did u update the backend sdk version recently?
m
yes
r
from which version to whiich one?
m
12.1.1 to 14.1.1
r
did u follow the migration guide across breaking changes from the changelog?
m
could you share me the link to it?
please follow these and then if the error still persists, lmk
m
@rp_st @nkshah2 I tried to revert to old running version and its supported by core v5.0. I dont see the usermanagement dashboard
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Failed to get subsystem status for purpose 
Object { rejected: true, message: Error }
​
message: Error: Attempt to postMessage on disconnected port
​
rejected: true
This is the message i see on the console.
Backend: supertokens-node v12.1.1 Frontend: supertokens-web-js v0.4.0
n
That is not an error from SuperTokens