bug fix

src/components/GlobalHeader/AvatarDropdown.jsx

@@ -79,7 +79,7 @@ class AvatarDropdown extends React.Component {
       <>
         <HeaderDropdown overlay={menuHeaderDropdown}>
             <span className={`${styles.action} ${styles.account}`}>
-              <Avatar size="small" className={styles.avatar} src={currentUser.avatar} alt="avatar" />
+              <Avatar size="small" className={styles.avatar} src={currentUser.avatar === null ? currentUser.photo:currentUser.avatar} alt="avatar" />
               <span className={styles.name}>{currentUser.userName}</span>
             </span>
         </HeaderDropdown>