Flow price: --
72b1df659ef4277ed4de1fd8c2137765dcf8a0f2c830e73642621b0d3a9edf9c

Transaction

Hash: 72b1df659ef4277ed4de1fd8c2137765dcf8a0f2c830e73642621b0d3a9edf9c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 72b1df659ef4277ed4de1fd8c2137765dcf8a0f2c830e73642621b0d3a9edf9c: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:
72b1df659ef4277ed4de1fd8c2137765dcf8a0f2c830e73642621b0d3a9edf9c
Status:
ERROR
Block height:
40083100
Block id:
089831217ef8bf1dd0c40bee51678b088edfe3e651240375be2d53ba6d6f1564
Timestamp:
Tuesday 1 November 2022 at 03:02:55 UTC
()
Proposer:
Authorizers:
Gas used:
47