Flow price: --
5581a3f908c324e77b4687cdc38ae0683cf530259169f17a26c39e7d96a3e485

Transaction

Hash: 5581a3f908c324e77b4687cdc38ae0683cf530259169f17a26c39e7d96a3e485
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5581a3f908c324e77b4687cdc38ae0683cf530259169f17a26c39e7d96a3e485:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5581a3f908c324e77b4687cdc38ae0683cf530259169f17a26c39e7d96a3e485
Status:
ERROR
Block height:
39735396
Block id:
971f8258af805bb366b6840fa42425d2f2fdda7b764a7a22baaa1b47e1bb42a7
Timestamp:
Wednesday 26 October 2022 at 07:34:05 UTC
()
Proposer:
Authorizers:
Gas used:
50