Batch läuft nicht so rund

:: @echo off
setlocal enabledelayedexpansion
set RemoveList="ICE-DC-REG"  
for %%a in ("DS Server") do (  
	set Data=
	for /f "tokens=2*" %%o in ('reg.exe query "HKEY_CURRENT_USER\Software\Microsoft\Exchange\Exchange Provider" /v "%%~a" 2^>NUL') do set Data=%%~p  
	for %%r in (%RemoveList%) do (
		if /i "!Data!"=="%%~r" (  
			reg.exe delete "HKEY_CURRENT_USER\Software\Microsoft\Exchange\Exchange Provider" /v "%%~a" /f >NUL  
		)
	)
)

W:\>setlocal enabledelayedexpansion

W:\>set RemoveList="ICE-DC-REG"  

W:\>for %a in ("DS Server") do (  
set Data=
 for /F "tokens=2*" %o in ('reg.exe query "HKEY_CURRENT_USER\Software\Microsoft\  
Exchange\Exchange Provider" /v "%~a" 2>NUL') do set Data=%~p  
 for %r in ("ICE-DC-REG-01") do (if /I "!Data!" == "%~r" (reg.exe de  
lete "HKEY_CURRENT_USER\Software\Microsoft\Exchange\Exchange Provider" /v "%~a"  
/f  1>NUL ) )
)

W:\>(
set Data=
 for /F "tokens=2*" %o in ('reg.exe query "HKEY_CURRENT_USER\Software\Microsoft\  
Exchange\Exchange Provider" /v "DS Server" 2>NUL') do set Data=%~p  
 for %r in ("ICE-DC-REG-01") do (if /I "!Data!" == "%~r" (reg.exe de  
lete "HKEY_CURRENT_USER\Software\Microsoft\Exchange\Exchange Provider" /v "DS Se  
rver" /f  1>NUL ) )  
)

W:\>set Data=

W:\>set Data=REG_SZ    ICE-DC-REG-01

W:\>(if /I "!Data!" == "ICE-DC-REG-01" (reg.exe delete "HKEY_CURRENT  
_USER\Software\Microsoft\Exchange\Exchange Provider" /v "DS Server" /f  1>NUL )  
)

W:\>