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Could not load middleware layer 'com.sap.mw.jco.rfc.MiddlewareRFC'

hello,

I saw that my question is very common in the forum so I tried all the solutions proposed by you but the problem still persists. when j'eaasye to connect to SAP via the following error SUP

An internal error occurred DURING "Ping server job".

JCO.classInitialize (): Could not load middleware layer 'com.sap.mw.jco.rfc.MiddlewareRFC'

JCO.nativeInit (): Could not initialize dynamic link library sapjcorfc [C: \ Sybase \ UnwiredPlatform \ JDK1.6.0_24 \ bin \ sapjcorfc.dll: Can not load AMD 64-bit. Dll was IA 32-bit platform] . java.library.path Files \ WIDCOMM \ Bluetooth Software \ C: \ Program Files \ WIDCOMM \ Bluetooth Software \ syswow64 C: \ Program Files (x86) \ ATI Technologies \ ATI.ACE \ Core-Static C: \ Program Files (x86) \ Rational \ common C: \ Program Files (x86) \ Java \ jdk1.6.0_22;;]

My operating system: Windows Seven pro 64 bit, processor intel(R), Core(TM), I3

thank you

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