Install STEP7 5.4 on Windows 7
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1. Installing STEP7 on Windows 7
If you try to install STEP7 on Windows 7 without any tricks you’ll get the error
The software cannon be installed on your computer with the operating system ?.
firebat>疯狂英语杂志The tup program requires Windows XP, 2003 Server or Vista. Other operation systems are not supported. Then tup ends.
Obviously, the install program don’t know such version of operation system as Windows 7 have. Windows Vista and Windows 7 are compatible in most situations. Knowing that fact, many people expect that Step7 will work on Win7. The problem is in tup program, so some fans try to force installing the Step 7. They got a help from siemens support forum.
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You need to download and install the special program for MSI packages edit. It names Orca.
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letitbit/download/3301.b39cfa98d34fa88bb91e98bc7/orca___msi_editor.Msi.html
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You must to modify veral tup.msi files, which contains in STEP7 distributive. To install Step7 Professional 2006 SR6 under Windows 7 you need to edit the next files:
CD_1\STEP7\Disk1\tup.msi
gfgCD_1\STEP7\HF1\Disk1\tup.msi
CD_1\S7PCT\Disk1\tup.msi
CD_1\S7-Plcsim\Disk1\tup.msi
CD_1\Automation Licen Manager\Disk1\tup.msi
CD_2\S7-Graph\Disk1\tup.msi
CD_2\S7-Scl\Disk1\tup.msi
Open every file in Orca program, choo “ControlCondition” row in Tables, then lect at right row DLG_InstallationRequirements and change the contents in Action column from “日语文章
Disable” to “Enable”. The screenshot is applied. Now the install program allows to skip the prevention message and you’ll be able to press the Ignore button in prerequires checking window.
If you wouldn’t to do this actions you can download the already corrected distributive of Step7 Professional 2006 SR6.
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During the installation process of STEP7 the new error appears: “can’t find file”. This error don’t interrupt the installation, but it appears again when work with “Setting the PG-PC interface” utility. There is no ability to add/remove any interface, for example, to start using PLCSIM.
The problem cau is the same: the tup program didn’t know OS version. The must be located in Common Files\Siemes folder, though it’s required only in Vista not in XP. There are more some files in this folder that don’t install on Win7.
The solution is simple: copy the Common Files\Siemens folder from Windows Vista with successfully installed Step7 Pro on it. You can download this folder with instuctions from
