Questions tagged [async-backing]

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3 votes
3 answers

"Slot number mismatch" after runtime upgrade

I'm upgrading a Parachain from Polkadot v1.6 to v1.8 (in one go). I followed all the instructions provided on the Polkadot wiki and I'm now applying the changes in step 3. I start a local network (...
Daan van der Plas's user avatar
1 vote
0 answers

"Invalid" error thrown after enabling async backing

After enabling async backing for our parachain, it started throwing an "Invalid" error every time an extrinsic is called, for example, performing a transfer or creating an asset,the strange ...
Sebastian's user avatar
  • 407
3 votes
0 answers

Upgrading parachain runtime for async backing "Timing by Block Number" question?

After reviewing this guide on upgrading the runtime of a parachain for async backing, I have a few questions regarding the "Timing by Block Number" section of phase 3, it mentions that ...
Sebastian's user avatar
  • 407
0 votes
0 answers

What is the expected time from sending a extrinsic to a block it's in being finalised?

Can we predict an average time derived from consensus, async backing and what other factors can impact this time? Thanks
metricaez's user avatar
0 votes
1 answer

Async operations with substrate library in python

I am curious, does the current python library support Async operations ? For some reason, I am getting an Aenter error when calling the substrate in python library. Thanks
PutsandCalls's user avatar
0 votes
0 answers

Assertion Failed error when minimumPeriod is set to 0

I'm currently working on upgrading a parachain to use Asynchronous Backing which requires a change in the pallet_timestamp making the MinimumPeriod = 0 impl pallet_timestamp::Config for Runtime { ....
Valentin Fernandez's user avatar
2 votes
0 answers

What is a ConsensusHook? The definition of a [ConsensusHook] trait for ...
Purple_Turtle's user avatar