it happens on every table ( nothing special ). please find the pldev information below and let me know if you need additional information.
PL/SQL Developer
Version 7.1.0.1337
29645 - 20 user license
Windows XP Professional 5.1 Build 2600 (Service Pack 2)
Physical memory : 1'047'784 kB (592'904 available)
Paging file : 2'520'912 kB (2'233'420 available)
Virtual memory : 2'097'024 kB (1'983'580 available)
Parameters
C:\Program Files\PLSQL Developer 7.1 Beta\plsqldev.exe
Preferences
Session mode: Multi
OCI Library:
Use OCI7: False
Preference Files
C:\Program Files\PLSQL Developer 7.1 Beta\Preferences\Default\Default.ini
C:\Program Files\PLSQL Developer 7.1 Beta\Preferences\dwe\default.ini
Plug-Ins
texType (2.5) -
www.softema.com (C:\Program Files\PLSQL Developer 7.1 Beta\PlugIns\texType.dll)
*External Tools 1.0 (C:\Program Files\PLSQL Developer 7.1 Beta\PlugIns\Tools.dll)
*wList (2.4) -
www.softema.com (C:\Program Files\PLSQL Developer 7.1 Beta\PlugIns\wList.dll)
(* is Active)
Aliases
AET_SAETDELTA-1_ET3K1
AET_SAETDELTA-2_ET3K1
AET_SAETDELTA-TEST_ET3K1
AET_SAETDELTA-TEST_OEMREP
ATEL_WETENT01_ET34
...
Homes
ora10gR2 (c:\oracle\10gR2)
ora6idev (C:\orant)
DLLs
c:\oracle\10gR2\bin\oci.dll
TNS File
c:\oracle\10gR2\Network\Admin\tnsnames.ora
Using
Home: ora10gR2
DLL: c:\oracle\10gR2\bin\oci.dll
OCI: version 9.2
Oracle9i Enterprise Edition Release 9.2.0.7.0
Character Sets
Character size: 1 byte(s)
CharSetID: 46
NCharSetID: 2000
Unicode Support: True
NLS_LANG: GERMAN_GERMANY.WE8ISO8859P15
NLS_CHARACTERSET: WE8ISO8859P15
NLS_NCHAR_CHARACTERSET: AL16UTF16
SOFTWARE\ORACLE
inst_loc = C:\Program Files\Oracle\Inventory
ET3K_PW = Y
ORACLE_HOME = C:\orant
ORACLE_HOME_NAME = ora6idev
SHARED_ORACLE_HOME = C:\orant
API = C:\orant\DBS
NLS_LANG = GERMAN_GERMANY.WE8ISO8859P15
COMPANY_NAME = delta
ORACLE_GROUP_NAME = Oracle for Windows NT
ORACLE_JDK = C:\orant\JDK\
OI_NLS32 = C:\orant\orainst\NLB
RDBMS80 = C:\orant\RDBMS80
PLSQL80 = C:\orant\PLSQL80
CORE40 = C:\orant\CORE40
NLSRTL33 = C:\orant\NLSRTL33
ORA_NLS33 = C:\orant\NLSRTL33\DATA
PRO80 = C:\orant\PRO80
OTRACE80 = C:\orant\OTRACE80
NET80 = C:\orant\NET80
SQLPATH = %sqlpath%;C:\orant\BROWSE60\SQL
PLUS80 = C:\orant\PLUS80
EXECUTE_SQL = PLUS80
PLUS_DFLT = PLUS80
MM60 = C:\orant\TOOLS\COMMON60
UI60 = C:\orant\TOOLS\COMMON60
TK60 = C:\orant\TOOLS\COMMON60
FORMS60 = c:\orant\forms60
VGS60 = C:\orant\TOOLS\COMMON60
DE60 = C:\orant\TOOLS\COMMON60
CA_GPREFS = C:\orant
CA_UPREFS = C:\orant
QT_PLAYER = OMO
DEV2000_SOURCECONTROL = NONE
DEV2000_PROJECT = NONE
DEV2000_SCVIEWER = NOTEPAD.EXE
DEV2000_SCCONVERT = FALSE
DOC60 = C:\orant\TOOLS\DOC60
OIN60 = C:\orant\OIN60
ORAINFONAV_DOCPATH = C:\orant\OIN
ORAINFONAV_CDPATH = E:\tmp\ORACLE-FORMS-DEVELOPER6-RELEASE2\INSTALL
BROWSER60 = C:\orant\BROWSE60
GRAPHICS60 = C:\orant\GRAPH60
OCL60 = C:\orant\GRAPH60
GRAPHOGD60 = C:\orant\GRAPH60\GWIZ_OGD
GRAPHBMP60 = C:\orant\GRAPH60\GWIZ_BMP
GWIZARD60 = C:\orant\GRAPH60
OIN = C:\orant\OIN
doc60_nls = C:\orant\TOOLS\DOC60\US
RW60 = C:\orant\REPORT60
REPORTS_RUNTIME = rwrun60.exe
REPORTS_BUILDER = rwbld60.exe
REPORTS60_SPLASH = TRUE
REPORTS60_EXPRESS_UI = C:\orant\bin
GSINSTALLDIR = C:\orant\olap\ece620
GSCONNECTDIR = C:\orant\olap\ecf620
REPORTS60_PATH = O:\Standard6i\Forms;O:\Standard6i\Object_Library
REPORTS60_TMP = C:\orant\REPORT60\TMP
REPORTS60_JNI_LIB = C:\orant\jdk\bin\javai.dll
REPORTS60_CLASSPATH = C:\orant\jdk\lib\classes.zip;C:\orant\REPORT60\java\jars\myreports60.jar;C:\orant\REPORT60\java\jars\xmlparser.jar
REPORTS60_DEV2K = FALSE
FORMS60_PATH = O:\Standard6i\Forms;O:\Standard6i\Object_Library
UI_ICON = E:\ET3000\ICONS;O:\Standard6i\Icons
SOFTWARE\ORACLE\ALL_HOMES
HOME_COUNTER = 1
DEFAULT_HOME = ora6idev
LAST_HOME = 0
SOFTWARE\ORACLE\ALL_HOMES\ID0
NAME = ora6idev
PATH = C:\orant
NLS_LANG = GERMAN_GERMANY.WE8ISO8859P15
SOFTWARE\ORACLE\HOME0
ID = 0
ORACLE_HOME = C:\orant
ORACLE_HOME_NAME = ora6idev
SHARED_ORACLE_HOME = C:\orant
API = C:\orant\DBS
NLS_LANG = GERMAN_GERMANY.WE8ISO8859P15
COMPANY_NAME = delta
ORACLE_GROUP_NAME = Oracle for Windows NT
D2K60_COMPONENTS = Oracle Forms & Reports 6i Comps
D2K60_ADMINISTRATION = Oracle Forms & Reports 6i Admin
D2KOR60_ADMINISTRATION = Oracle Reports 6i Admin
D2KIF60_ADMINISTRATION = Oracle Forms 6i Admin
D2K60_DEMOS = Oracle Forms & Reports 6i Demos
D2K60_DOCS = Oracle Forms & Reports 6i Doc
D2K60_GROUP = Oracle Forms & Reports 6i
D2KOR60_GROUP = Oracle Reports 6i
D2KIF60_GROUP = Oracle Forms 6i
D2K60_DRIVERS = Oracle Forms & Reports 6i Direct Drivers
OPEN2K60_DOCS = Oracle Forms & Reports 6i Doc
OI_NLS32 = C:\orant\orainst\NLB
SOFTWARE\ORACLE\KEY_ora10gR2
ORACLE_HOME = c:\oracle\10gR2
ORACLE_HOME_NAME = ora10gR2
ORACLE_GROUP_NAME = Oracle - ora10gR2
NLS_LANG = GERMAN_GERMANY.WE8ISO8859P15
ORACLE_BUNDLE_NAME = Enterprise
SQLPATH = c:\oracle\10gR2\dbs
ORACLE_HOME_KEY = SOFTWARE\ORACLE\KEY_ora10gR2
MSHELP_TOOLS = c:\oracle\10gR2\MSHELP
ORACLE_BASE = c:\oracle
RDBMS_CONTROL = c:\oracle\10gR2\DATABASE
RDBMS_ARCHIVE = c:\oracle\10gR2\DATABASE\ARCHIVE
ORA_ET3K_AUTOSTART = TRUE
ORA_ET3K_PFILE = E:\oracle\admin\et3k\pfile\initET.ora
ORA_ET3K_SHUTDOWN = TRUE
ORA_ET3K_SHUTDOWNTYPE = immediate
ORA_ET3K_SHUTDOWN_TIMEOUT = 90
SOFTWARE\ORACLE\ORACLE_HOMES
SOFTWARE\ORACLE\ORACLE_HOMES\ORACLE0
ORACLE_HOME = C:\orant
ORACLE_HOME_NAME = ora6idev
SHARED_ORACLE_HOME = C:\orant
API = C:\orant\DBS
NLS_LANG = GERMAN_GERMANY.WE8ISO8859P15
COMPANY_NAME = delta
ORACLE_GROUP_NAME = Oracle for Windows NT
c:\oracle\10gR2\bin
C:\orant\bin
C:\WINDOWS\system32
C:\WINDOWS
C:\WINDOWS\System32\Wbem
C:\Program Files\ATI Technologies\ATI Control Panel
C:\orant\jdk\bin
C:\Program Files\Common Files\GTK\2.0\bin
C:\Program Files\QuickTime\QTSystem\
C:\Program Files\OpenVPN\bin
LOKAL_ET3K =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = LOCALHOST)(PORT = 1521))
)
(CONNECT_DATA =
(SID = ET3K)
)
)
ifile=c:\oracle\tnsnames.ora