Linker error when getting libGuruxDLMSLib.so from GuruxDLMSLib

hello Gurux staff , now i am trying to build as shared library from GuruxDLMSLib on Linux ( Ubuntu 14.4 ) i get this error on linking phase

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Building target: libGuruxDLMSLib.so
Invoking: GCC C++ Linker
g++ -shared -o "libGuruxDLMSLib.so" ./Objects/GXApplicationContextName.o ./Objects/GXAuthenticationMechanismName.o ./Objects/GXDLMSActionItem.o ./Objects/GXDLMSActionSchedule.o ./Objects/GXDLMSActionSet.o ./Objects/GXDLMSActivityCalendar.o ./Objects/GXDLMSAssociationLogicalName.o ./Objects/GXDLMSAssociationShortName.o ./Objects/GXDLMSAutoAnswer.o ./Objects/GXDLMSAutoConnect.o ./Objects/GXDLMSCaptureObject.o ./Objects/GXDLMSClock.o ./Objects/GXDLMSData.o ./Objects/GXDLMSDayProfile.o ./Objects/GXDLMSDayProfileAction.o ./Objects/GXDLMSDemandRegister.o ./Objects/GXDLMSDisconnectControl.o ./Objects/GXDLMSEmergencyProfile.o ./Objects/GXDLMSExtendedRegister.o ./Objects/GXDLMSGPRSSetup.o ./Objects/GXDLMSHdlcSetup.o ./Objects/GXDLMSIECOpticalPortSetup.o ./Objects/GXDLMSImageActivateInfo.o ./Objects/GXDLMSImageTransfer.o ./Objects/GXDLMSIp4Setup.o ./Objects/GXDLMSIp4SetupIpOption.o ./Objects/GXDLMSLimiter.o ./Objects/GXDLMSMBusClient.o ./Objects/GXDLMSMBusMasterPortSetup.o ./Objects/GXDLMSMBusSlavePortSetup.o ./Objects/GXDLMSMacAddressSetup.o ./Objects/GXDLMSMessageHandler.o ./Objects/GXDLMSModemConfiguration.o ./Objects/GXDLMSModemInitialisation.o ./Objects/GXDLMSMonitoredValue.o ./Objects/GXDLMSObject.o ./Objects/GXDLMSObjectCollection.o ./Objects/GXDLMSObjectDefinition.o ./Objects/GXDLMSPppSetup.o ./Objects/GXDLMSPppSetupIPCPOption.o ./Objects/GXDLMSPppSetupLcpOption.o ./Objects/GXDLMSProfileGeneric.o ./Objects/GXDLMSPushObject.o ./Objects/GXDLMSPushSetup.o ./Objects/GXDLMSQualityOfService.o ./Objects/GXDLMSRegister.o ./Objects/GXDLMSRegisterActivation.o ./Objects/GXDLMSRegisterMonitor.o ./Objects/GXDLMSSapAssignment.o ./Objects/GXDLMSSchedule.o ./Objects/GXDLMSScriptAction.o ./Objects/GXDLMSScriptTable.o ./Objects/GXDLMSSeasonProfile.o ./Objects/GXDLMSSecuritySetup.o ./Objects/GXDLMSSpecialDay.o ./Objects/GXDLMSSpecialDaysTable.o ./Objects/GXDLMSTcpUdpSetup.o ./Objects/GXDLMSWeekProfile.o ./Objects/GXSendDestinationAndMethod.o ./Objects/GXxDLMSContextType.o ./GXDLMS.o ./GXDLMSClient.o ./GXDLMSConverter.o ./GXDLMSLNSettings.o ./GXDLMSLimits.o ./GXDLMSObjectFactory.o ./GXDLMSSNSettings.o ./GXDLMSServerBase.o ./GXDLMSVariant.o ./GXDateTime.o ./GXOBISTemplate.o ./GXStandardObisCode.o ./GXStandardObisCodeCollection.o

/usr/bin/ld: ./Objects/GXApplicationContextName.o: relocation R_X86_64_32 against `.rodata' can not be used when making a shared object; recompile with -fPIC
./Objects/GXApplicationContextName.o: error adding symbols: Bad value
collect2: error: ld returned 1 exit status

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i need some help to handle his error
thanks in advance