Flow price: --
662a2b46d1a4bb5b9f5365f3763d1ddefd4b6880de2d2043c510c9c47f57b83e

Transaction

Hash: 662a2b46d1a4bb5b9f5365f3763d1ddefd4b6880de2d2043c510c9c47f57b83e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 662a2b46d1a4bb5b9f5365f3763d1ddefd4b6880de2d2043c510c9c47f57b83e: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:
662a2b46d1a4bb5b9f5365f3763d1ddefd4b6880de2d2043c510c9c47f57b83e
Status:
ERROR
Block height:
39824621
Block id:
a931150075aa3fe27597e58ec1face35dbb120402c184d186fbdf2fce46a8d3c
Timestamp:
Thursday 27 October 2022 at 19:33:22 UTC
()
Proposer:
Authorizers:
Gas used:
48