Please try the following troubleshooting steps and attempt the purchase procedure again:
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■Troubleshooting steps:
▼The issue may occur if your Apple or Google account is not registered to the device.
[If using Android]
・Your Google account can be added through your device's settings.
・If you have not yet done so, access your phone's Settings > Accounts > Add Account, then select the account you wish to add and follow the on-screen instructions.
*After adding a new account, restart your phone, open the Last Cloudia app, and reattempt to make your desired purchase.
*This method may differ depending on the device model. If you are not sure how to access your phone's settings, you may need to contact your mobile phone carrier or developer for more information.
[If using iOS]
・Open the App Store and tap the icon on the top right to access your account information.
・Select Sign Out at the bottom, and then sign in again using your AppleID.
*After signing in, restart your phone, open the Last Cloudia app, and reattempt to make your desired purchase.
▼If the issue persists after the above steps, please try the steps described in the following FAQ:
【FAQ】
The game freezes and force-quits.
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We hope that this resolves any issues you may be experiencing, but please do not hesitate to contact us should you require any further assistance.