Flow price: --
165559dac5fe4d2dee20c0fcda9455f662309f16ff7b8d20bb692b217600de8e

Transaction

Hash: 165559dac5fe4d2dee20c0fcda9455f662309f16ff7b8d20bb692b217600de8e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 165559dac5fe4d2dee20c0fcda9455f662309f16ff7b8d20bb692b217600de8e: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:
165559dac5fe4d2dee20c0fcda9455f662309f16ff7b8d20bb692b217600de8e
Status:
ERROR
Block height:
39992217
Block id:
73a96b5f8e77af82fd4c8b1c56908df1f520d71d56751c5a933263c95d6d5ce8
Timestamp:
Sunday 30 October 2022 at 14:38:51 UTC
()
Proposer:
Authorizers:
Gas used:
47