<TypeError: Cannot read properties of undefined (reading 'head_bg_img')>

TypeError: Cannot read properties of undefined (reading 'head_bg_img')

at qw.getRewardedMpCardInfo (https://lib/WAGameAd.js:1:478732)

at qw.getRewardedVideoData (https://lib/WAGameAd.js:1:479121)

at qw.handleRewardedVideoAd (https://lib/WAGameAd.js:1:479817)

at https://lib/WAGameAd.js:1:478105

at Array.forEach (<anonymous>)

at qw.handleMultiRewardedVideoAd (https://lib/WAGameAd.js:1:478035)

at n.value (https://lib/WAGameAd.js:1:70774)

at n.value (https://lib/WAGameAd.js:1:70435)

at https://lib/WAGameAd.js:1:492136

at Iterator.next (<anonymous>)