Flow price: --
1b93039f6c14987c8041548ee699c8c7d39ec39be5959d66f3a22050af3c91f7

Transaction

Hash: 1b93039f6c14987c8041548ee699c8c7d39ec39be5959d66f3a22050af3c91f7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1b93039f6c14987c8041548ee699c8c7d39ec39be5959d66f3a22050af3c91f7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1b93039f6c14987c8041548ee699c8c7d39ec39be5959d66f3a22050af3c91f7
Status:
ERROR
Block height:
39860629
Block id:
f94335dedf2749ec81b68cb4cdf8f50f2e42042a0989dfbfbec4cd91d5fdf7f5
Timestamp:
Friday 28 October 2022 at 10:03:43 UTC
()
Proposer:
Authorizers:
Gas used:
50