Hello got an Error upgrading Joplin on Ubuntu

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Error: Cannot acquire exclusive lock because the following clients have a sync lock on the target: (desktop #da7e1dfd93764d77858d9ad5a352fd95) 
at LockHandler.<anonymous> (/tmp/.mount_JoplindOuTHu/resources/app.asar/lib/services/synchronizer/LockHandler.js:220:31)
at Generator.next (<anonymous>)
at fulfilled (/tmp/.mount_JoplindOuTHu/resources/app.asar/lib/services/synchronizer/LockHandler.js:5:58)