# LAMP Stack Upgrade Issues

### "Table Doesn't Exists" After MySQL/MariaDB Upgrade

Paste MySQL data directory to upgraded data directory, containing `ibdata1`, `ib_logfile0` and `ib_logfile1`, in `lampp`, it's `/opt/lampp/var/mysql`:

1. `<span class="pln">sudo cp </span><span class="pun">/</span><span class="pln">opt</span><span class="pun">/</span><span class="pln">lampp_backup</span><span class="pun">/</span><span class="kwd">var</span><span class="pun">/</span><span class="pln">mysql </span><span class="pun">/</span><span class="pln">opt</span><span class="pun">/</span><span class="pln">lampp</span><span class="pun">/</span><span class="kwd">var</span><span class="pun">/</span><span class="pln">mysql</span>`
2. `<span class="pln">sudo chown </span><span class="pun">-</span><span class="pln">R mysql</span><span class="pun">:</span><span class="pln">mysql </span><span class="pun">/</span><span class="pln">opt</span><span class="pun">/</span><span class="pln">lampp</span><span class="pun">/</span><span class="pln">mysql</span>`