Error while building inet-dsme

[SonaliAnand24]

12:36:07 **** Incremental Build of configuration debug for project inet-dsme ****
make MODE=debug all
cd src && make
make[1]: Entering directory '/home/sonali/opendsme_worspace/inet-dsme/src'
DSMEMessage.cc
In file included from openDSME/dsmeAdaptionLayer/./GTSHelper.h:51,
from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:51,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h: In member function ‘uint16_t dsme::GTSSchedulingImpl<SchedulingData, RxData>::getPriorityLink()’:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h:180:36: warning: invalid use of incomplete type ‘class dsme::DSMEAdaptionLayer’
180 | uint16_t slots = this->dsmeAdaptionLayer.getMAC_PIB().macDSMEACT.getNumAllocatedGTS(d.address, Direction::TX);
| ~~~~~~^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:50,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/./AssociationHelper.h:51:7: note: forward declaration of ‘class dsme::DSMEAdaptionLayer’
51 | class DSMEAdaptionLayer;
| ^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/./GTSHelper.h:51,
from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:51,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h: In member function ‘virtual dsme::GTSSchedulingDecision dsme::GTSSchedulingImpl<SchedulingData, RxData>::getNextSchedulingAction(uint16_t)’:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h:191:44: warning: invalid use of incomplete type ‘class dsme::DSMEAdaptionLayer’
191 | uint16_t numAllocatedSlots = this->dsmeAdaptionLayer.getMAC_PIB().macDSMEACT.getNumAllocatedGTS(address, Direction::TX);
| ~~~~~~^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:50,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/./AssociationHelper.h:51:7: note: forward declaration of ‘class dsme::DSMEAdaptionLayer’
51 | class DSMEAdaptionLayer;
| ^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/./GTSHelper.h:51,
from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:51,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h:196:62: warning: invalid use of incomplete type ‘class dsme::DSMEAdaptionLayer’
196 | uint8_t numSuperFramesPerMultiSuperframe = this->dsmeAdaptionLayer.getMAC_PIB().helper.getNumberSuperframesPerMultiSuperframe();
| ~~~~~~^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:50,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/./AssociationHelper.h:51:7: note: forward declaration of ‘class dsme::DSMEAdaptionLayer’
51 | class DSMEAdaptionLayer;
| ^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/./GTSHelper.h:51,
from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:51,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h:197:48: warning: invalid use of incomplete type ‘class dsme::DSMEAdaptionLayer’
197 | uint8_t randomSuperframeID = this->dsmeAdaptionLayer.getRandom() % numSuperFramesPerMultiSuperframe;
| ~~~~~~^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:50,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/./AssociationHelper.h:51:7: note: forward declaration of ‘class dsme::DSMEAdaptionLayer’
51 | class DSMEAdaptionLayer;
| ^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/./GTSHelper.h:51,
from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:51,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h:199:40: warning: invalid use of incomplete type ‘class dsme::DSMEAdaptionLayer’
199 | uint8_t numGTSlots = this->dsmeAdaptionLayer.getMAC_PIB().helper.getNumGTSlots(randomSuperframeID);
| ~~~~~~^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:50,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/./AssociationHelper.h:51:7: note: forward declaration of ‘class dsme::DSMEAdaptionLayer’
51 | class DSMEAdaptionLayer;
| ^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/./GTSHelper.h:51,
from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:51,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/././scheduling/GTSScheduling.h:200:42: warning: invalid use of incomplete type ‘class dsme::DSMEAdaptionLayer’
200 | uint8_t randomSlotID = this->dsmeAdaptionLayer.getRandom() % numGTSlots;
| ~~~~~~^~~~~~~~~~~~~~~~~
In file included from openDSME/dsmeAdaptionLayer/DSMEAdaptionLayer.h:50,
from DSMEPlatform.h:57,
from dsme_platform.h:96,
from DSMEMessage.cc:44:
openDSME/dsmeAdaptionLayer/./AssociationHelper.h:51:7: note: forward declaration of ‘class dsme::DSMEAdaptionLayer’
51 | class DSMEAdaptionLayer;
| ^~~~~~~~~~~~~~~~~
In file included from dsme_platform.h:96,
from DSMEMessage.cc:44:
DSMEPlatform.h: At global scope:
DSMEPlatform.h:104:83: error: ‘intval_t’ has not been declared
104 | virtual void receiveSignal(cComponent source, omnetpp::simsignal_t signalID, intval_t l, cObject details) override;
| ^~~~~~~~
DSMEPlatform.h:104:18: error: ‘virtual void dsme::DSMEPlatform::receiveSignal(omnetpp::cComponent, omnetpp::simsignal_t, int, omnetpp::cObject)’ marked ‘override’, but does not override
104 | virtual void receiveSignal(cComponent *source, omnetpp::simsignal_t signalID, intval_t l, cObject *details) override;
| ^~~~~~~~~~~~~
make[1]: *** [Makefile:164: ../out/gcc-debug/src/DSMEMessage.o] Error 1
make[1]: Leaving directory '/home/sonali/opendsme_worspace/inet-dsme/src'
make: *** [Makefile:2: all] Error 2
"make MODE=debug all" terminated with exit code 2. Build might be incomplete.

12:36:09 Build Failed. 4 errors, 6 warnings. (took 1s.714ms)

[SonaliAnand24]

I am using omnetpp-6.0.2 version. Kindly let me know how to make this build successfully as I'm new to this domain. Any help would be of great use to me. Thanks in advance