Proftpd Ubuntu Proble

[nikolas22t]

Nov 26 22:53:23 pc3 proftpd[22964] isp.domain.com: ProFTPD 1.3.1 (stable) (built Thu Feb 21 04:21:14 UTC 2008) standalone mode STARTUP
Nov 26 22:53:27 pc3 proftpd[22966] isp.domain.com (isp.domain.com[::ffff:192.168.15.52]): FTP session opened.
Nov 26 22:53:27 pc3 proftpd[22966] isp.domain.com (isp.domain.com[::ffff:192.168.15.52]): FTP session closed.
Nov 26 22:57:42 pc3 proftpd[23070] isp.domain.com (isp.domain.com[::ffff:192.168.15.52]): FTP session opened.
Nov 26 22:57:42 pc3 proftpd[23070] isp.domain.com (isp.domain.com[::ffff:192.168.15.52]): FTP session closed.
Nov 26 22:57:43 pc3 proftpd[23076] isp.domain.com (isp.domain.com[::ffff:192.168.15.52]): FTP session opened.
Nov 26 22:57:43 pc3 proftpd[23076] isp.domain.com (isp.domain.com[::ffff:192.168.15.52]): FTP session closed.
Nov 26 23:00:42 pc3 proftpd[23542] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): FTP session opened.
Nov 26 23:00:42 pc3 proftpd[23542] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): no such user 'tmp_4b0eec7ac6a5a@domain.com'
Nov 26 23:00:42 pc3 proftpd[23542] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): USER tmp_4b0eec7ac6a5a@domain.com: no such user found from isp$
Nov 26 23:00:42 pc3 proftpd[23542] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): FTP session closed.
Nov 26 23:01:42 pc3 proftpd[23549] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): FTP session opened.
Nov 26 23:01:42 pc3 proftpd[23549] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): no such user 'tmp_4b0eecb6d03a7@domain.com'
Nov 26 23:01:42 pc3 proftpd[23549] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): USER tmp_4b0eecb6d03a7@domain.com: no such user found from isp$
Nov 26 23:01:42 pc3 proftpd[23549] isp.domain.com (isp.domain.com.local[::ffff:127.0.0.1]): FTP session closed.
Nov 26 23:02:18 pc3 proftpd[23554] isp.domain.com (pc1[::ffff:192.168.15.50]): FTP session opened.
Nov 26 23:02:18 pc3 proftpd[23554] isp.domain.com (pc1[::ffff:192.168.15.50]): no such user 'nikolas@domain.com'
Nov 26 23:02:18 pc3 proftpd[23554] isp.domain.com (pc1[::ffff:192.168.15.50]): USER nikolas@domain.com: no such user found from pc1 [::ffff:192.168.15.50] to$
Nov 26 23:02:18 pc3 proftpd[23554] isp.domain.com (pc1[::ffff:192.168.15.50]): FTP session closed.
Nov 26 23:04:02 pc3 proftpd[23559] isp.domain.com (pc1[::ffff:192.168.15.50]): FTP session opened.
Nov 26 23:04:02 pc3 proftpd[23559] isp.domain.com (pc1[::ffff:192.168.15.50]): no such user 'tmp_4b0eec7ac6a5a@domain.com'
Nov 26 23:04:02 pc3 proftpd[23559] isp.domain.com (pc1[::ffff:192.168.15.50]): USER tmp_4b0eec7ac6a5a@domain.com: no such user found from pc1 [::ffff:192.168$
Nov 26 23:04:02 pc3 proftpd[23559] isp.domain.com (pc1[::ffff:192.168.15.50]): FTP session closed.
Nov 26 23:06:02 pc3 proftpd[23560] isp.domain.com (pc1[::ffff:192.168.15.50]): FTP session opened.




My FTP user is nikolas@domain.com

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I also found this in PMA: Cannot load mcrypt extension. Please check your PHP configuration.
Maybe this is the problem? My password starts with $1$

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I tried the solution motocochan told above password abc123 in mysql is _yhWSHaPl/uxc but again is not working for FTP