jpackage repository for sl4

Dear All,
Have you guys encountered this error in sl4 or centOS 4?

[root@f-ce01 log4j]# yum update
Loading "tsflags" plugin
Loading "versionlock" plugin
Loading "installonlyn" plugin
Loading "protectbase" plugin
Loading "kernel-module" plugin
Loading "changelog" plugin
Setting up Update Process
Setting up repositories
dag                       100% |=========================| 1.1 kB 
00:00
slc4-base                 100% |=========================| 1.1 kB 
00:00
glite-TORQUE_utils        100% |=========================|  951 B 
00:00
slc4-update               100% |=========================|  951 B 
00:00
jpackage17-generic        100% |=========================| 2.3 kB 
00:00
slc4-extra                100% |=========================|  951 B 
00:00
CA                        100% |=========================|  951 B    00:00
slc-base                  100% |=========================| 1.1 kB    00:00
lcg-CE                    100% |=========================|  951 B    00:00
Reading repository metadata in from local files
jpackage17: ####################################### 
1786/2277Traceback (most recent call last):
   File "/usr/bin/yum", line 29, in ?
     yummain.main(sys.argv[1:])
   File "/usr/share/yum-cli/yummain.py", line 92, in main
     result, resultmsgs = do()
   File "/usr/share/yum-cli/cli.py", line 471, in doCommands
     return self.updatePkgs()
   File "/usr/share/yum-cli/cli.py", line 949, in updatePkgs
     self.doRepoSetup()
   File "/usr/share/yum-cli/cli.py", line 75, in doRepoSetup
     self.doSackSetup(thisrepo=thisrepo)
   File "__init__.py", line 260, in doSackSetup
   File "repos.py", line 287, in populateSack
   File "sqlitecache.py", line 96, in getPrimary
   File "sqlitecache.py", line 89, in _getbase
   File "sqlitecache.py", line 359, in updateSqliteCache
   File "sqlitecache.py", line 251, in addPrimary
   File "sqlitecache.py", line 197, in insertHash
   File "sqlitecache.py", line 449, in values
   File "sqlitecache.py", line 441, in __getitem__
   File "mdparser.py", line 73, in __getitem__
KeyError: 'sourcerpm'

All repository are working fine but jpackage.
Any idea?



Felix Lee ~