Dear,

When running a simple query in SQL window, everything looks OK except that for those with simplified chinese char inside. For those with simplified chinese, they just show something like : 蕞蕞蕞-蕞蕞-蕞蕞-蕞蕞. Any idea how to fix that ? Thx.

Below are the Support Info of my environment:

PL/SQL Developer
Version 9.0.6.1665
116.84760 - 2 user license
Windows 7 (64-bit) 6.1 Build 7601 (Service Pack 1)

Physical memory : 4,194,304 kB (4,194,304 available)
Paging file : 4,194,304 kB (4,194,304 available)
Virtual memory : 2,097,024 kB (1,883,604 available)

Parameters
C:\Program Files\PLSQL Developer\plsqldev.exe

Preferences
Session mode: Multi
OCI Library:
Use OCI7: False
Allow Multiple Connections: True

Preference Files
C:\Users\user1\AppData\Roaming\PLSQL Developer\Preferences\default\Default.ini
C:\Users\user1\AppData\Roaming\PLSQL Developer\Preferences\user1\default.ini

Plug-Ins
*Active Query Builder (C:\Program Files\PLSQL Developer\PlugIns\ActiveQueryBuilder.dll)
*PL/SQL Documentation (plsqldoc) (C:\Program Files\PLSQL Developer\PlugIns\plsqldoc.dll)
*Red Gate Deployment Plug-In (C:\Program Files\PLSQL Developer\PlugIns\RedGate.dll)
*Version Control Interface 1.2 (C:\Program Files\PLSQL Developer\PlugIns\VCS.dll)
(* is Active)

Aliases
DB1
EXTPROC_CONNECTION_DATA
DB2
DB3

Homes
OraClient11g_home2 (C:\Oracle\product\11.2.0\client_1)

DLLs
C:\Oracle\product\11.2.0\client_1\bin\oci.dll

TNS File
C:\Oracle\product\11.2.0\client_1\Network\Admin\tnsnames.ora

Using
Home: OraClient11g_home2
DLL: C:\Oracle\product\11.2.0\client_1\bin\oci.dll
OCI: version 11.1
Oracle Database 10g Release 10.2.0.4.0

Character Sets
Character size: 2 byte(s)
CharSetID: 852
NCharSetID: 2000
Unicode Support: True
NLS_LANG: AMERICAN_AMERICA.WE8MSWIN1252
NLS_CHARACTERSET: ZHS16GBK
NLS_NCHAR_CHARACTERSET: AL16UTF16