مشکل در remove کردن jdk

[01000110]

سلام

من سعی کردم jdk1.8.0-45 رو حذف کنم ولی نمیشه! اگه ممکنه راهنمایی کنید! 

کد: [انتخاب]

sudo apt-get remove jdk1.8.0-45


کد: [انتخاب]

Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages will be REMOVED:
  jdk1.8.0-45
0 upgraded, 0 newly installed, 1 to remove and 64 not upgraded.
1 not fully installed or removed.
After this operation, 245 MB disk space will be freed.
Do you want to continue? [Y/n] y
(Reading database ... 282244 files and directories currently installed.)
Removing jdk1.8.0-45 (1.8.045-1) ...
find: `/usr/java/*': No such file or directory
/var/lib/dpkg/info/jdk1.8.0-45.postrm: line 810: /usr/sbin/alternatives: No such file or directory
/var/lib/dpkg/info/jdk1.8.0-45.postrm: line 822: /usr/sbin/alternatives: No such file or directory
dpkg: error processing package jdk1.8.0-45 (--remove):
 subprocess installed post-removal script returned error exit status 127
Errors were encountered while processing:
 jdk1.8.0-45
E: Sub-process /usr/bin/dpkg returned an error code (1)


[دانیال بهزادی]

به جای remove از purge استفاده کن

[01000110]

به جای remove از purge استفاده کن

این دستور رو اجرا کردم

کد: [انتخاب]

sudo apt-get purge jdk1.8.0-45

ولی باز هم ارور میده

کد: [انتخاب]

Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following packages will be REMOVED:
  jdk1.8.0-45
0 upgraded, 0 newly installed, 1 to remove and 64 not upgraded.
1 not fully installed or removed.
After this operation, 245 MB disk space will be freed.
Do you want to continue? [Y/n] y
(Reading database ... 282244 files and directories currently installed.)
Removing jdk1.8.0-45 (1.8.045-1) ...
find: `/usr/java/*': No such file or directory
/var/lib/dpkg/info/jdk1.8.0-45.postrm: line 810: /usr/sbin/alternatives: No such file or directory
/var/lib/dpkg/info/jdk1.8.0-45.postrm: line 822: /usr/sbin/alternatives: No such file or directory
dpkg: error processing package jdk1.8.0-45 (--remove):
 subprocess installed post-removal script returned error exit status 127
Errors were encountered while processing:
 jdk1.8.0-45
E: Sub-process /usr/bin/dpkg returned an error code (1)


[Nelliel]

سلام خروجیه دستور زیر لطفا :

کد: [انتخاب]

jdk1.8.0-45

[01000110]

سلام خروجیه دستور زیر لطفا :

کد: [انتخاب]

jdk1.8.0-45

با توضیحات http://askubuntu.com/a/627280 تونستم مشکل رو حل کنم

به هر حال تشکر!

علت به وجود اومدن این مشکل چی بود؟