This error was detected while a MEX-file was running. If the MEX-file is not an official MathWorks function, please examine its source code for errors. Please consult the External Interfaces Guide for information on debugging MEX-files.

[Harsh99-tech]

                        < M A T L A B (R) >
              Copyright 1984-2024 The MathWorks, Inc.
              R2025a (25.1.0.2943329) 64-bit (glnxa64)
                           April 16, 2025

To get started, type doc.
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PI SENDER (with main broker): Helics version = 3.5.3 (2024-07-08)
Creating Broker
Warning: Ignoring XDG_SESSION_TYPE=wayland on Gnome. Use QT_QPA_PLATFORM=wayland to run on Wayland anyway.
QXcbGlxIntegration::initialize

Xcb GLX gl-integration successfully initialized

---

      Segmentation violation detected at 2025-07-07 16:50:49 +0530

---

Configuration:
Crash Decoding : Disabled - No sandbox or build area path
Crash Mode : continue (default)
Default Encoding : UTF-8
Deployed : false
Desktop Environment : ubuntu:GNOME
GNU C Library : 2.35 stable
Graphics Driver : Uninitialized hardware
Graphics card 1 : 0x8086 ( 0x8086 ) 0x152 Version 0.0.0.0 (0-0-0)
Interpreter 0 : Executing request: 64657461696C2F44656661756C744D564D2E637070
MATLAB Architecture : glnxa64
MATLAB Entitlement ID : 5185153
MATLAB Root : /usr/local/MATLAB/R2025a
MATLAB Version : 25.1.0.2943329 (R2025a)
OpenGL : hardware
Operating System : Ubuntu 22.04.5 LTS
Process ID : 135102
Processor ID : x86 Family 6 Model 58 Stepping 9, GenuineIntel
Session Key : izqcbzhpxeyrj6olu30zftun
Window System : The X.Org Foundation (12201001), display :0

Fault Count: 1

Abnormal termination:
Segmentation violation

Current Thread: 'MCR 0 interpret' id 125734796387904

Register State (from fault):
RAX = 0000000000000030 RBX = 0000725ae9dfe640
RCX = 0000725a97b9287d RDX = 0000000000000000
RSP = 0000725ae9df5f90 RBP = 0000725ae9df5fe0
RSI = 0000725a97b9287d RDI = 0000000000000000

R8 = 0000725ae9df5c80 R9 = 0000725ae9df5b90
R10 = 0000725b870b9200 R11 = 0000000000000004
R12 = 0000725ae9df5fd0 R13 = 000000000000001f
R14 = 0000000000000001 R15 = 000000000000001f

RIP = 0000725b86a7ed4d EFL = 0000000000010246

CS = 0033 FS = 0000 GS = 0000

Stack Trace (from fault):
[ 0] 0x0000725b86a7ed4d /lib/x86_64-linux-gnu/libc.so.6+00519501 _IO_fclose+00000221
[ 1] 0x0000725a97890611 /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+00591377
[ 2] 0x0000725a97a1f3bf /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+02225087
[ 3] 0x0000725a97a064e7 /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+02122983
[ 4] 0x0000725a97a05b99 /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+02120601
[ 5] 0x0000725a97aab965 /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+02799973
[ 6] 0x0000725a97a332c7 /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+02306759
[ 7] 0x0000725a978b1829 /home/user/matHELICS/Helics-3.5.3-Linux-x86_64/lib64/libhelics.so.3+00727081 helicsCreateBroker+00000185
[ 8] 0x0000725a9c3ebcac /home/user/matHELICS/helicsMex.mexa64+00076972
[ 9] 0x0000725b6d966f1f /usr/local/MATLAB/R2025a/bin/glnxa64/libmex.so+00974623
[ 10] 0x0000725b6d966fa8 /usr/local/MATLAB/R2025a/bin/glnxa64/libmex.so+00974760
[ 11] 0x0000725b6d9681a4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmex.so+00979364
[ 12] 0x0000725b6d9524fa /usr/local/MATLAB/R2025a/bin/glnxa64/libmex.so+00890106
[ 13] 0x0000725b6e17a4fe /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_dispatcher.so+01549566 ZN8Mfh_file20dispatch_file_commonEMS_FviPP11mxArray_tagiS2_EiS2_iS2+00000142
[ 14] 0x0000725b6e17bc9a /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_dispatcher.so+01555610
[ 15] 0x0000725b6e17c04e /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_dispatcher.so+01556558 ZN8Mfh_file8dispatchEiPSt10unique_ptrI11mxArray_tagN6matrix6detail17mxDestroy_deleterEEiPPS1+00000030
[ 16] 0x0000725b6d4757a7 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+02578343
[ 17] 0x0000725b5c762fd0 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+11939792
[ 18] 0x0000725b5c769a9e /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+11967134
[ 19] 0x0000725b5c6d9851 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+11376721
[ 20] 0x0000725b5c3c86cb /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08160971
[ 21] 0x0000725b5c3ca41c /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08168476
[ 22] 0x0000725b5c3c71ff /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08155647
[ 23] 0x0000725b5c3d8c55 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08227925
[ 24] 0x0000725b5c3d94a9 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08230057
[ 25] 0x0000725b5c3c6ff4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08155124
[ 26] 0x0000725b5c3c70ff /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08155391
[ 27] 0x0000725b5c53583b /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+09656379
[ 28] 0x0000725b5c53a7e4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+09676772
[ 29] 0x0000725b6d60b9b4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+04241844
[ 30] 0x0000725b6d463683 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+02504323
[ 31] 0x0000725b6d465c05 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+02513925
[ 32] 0x0000725b6e17a4fe /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_dispatcher.so+01549566 ZN8Mfh_file20dispatch_file_commonEMS_FviPP11mxArray_tagiS2_EiS2_iS2+00000142
[ 33] 0x0000725b6e17bc9a /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_dispatcher.so+01555610
[ 34] 0x0000725b6e17c04e /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_dispatcher.so+01556558 ZN8Mfh_file8dispatchEiPSt10unique_ptrI11mxArray_tagN6matrix6detail17mxDestroy_deleterEEiPPS1+00000030
[ 35] 0x0000725b6d4757a7 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+02578343
[ 36] 0x0000725b5c762fd0 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+11939792
[ 37] 0x0000725b5c7566da /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+11888346
[ 38] 0x0000725b5c6d9fd1 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+11378641
[ 39] 0x0000725b5c3c86cb /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08160971
[ 40] 0x0000725b5c3ca41c /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08168476
[ 41] 0x0000725b5c3c71ff /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08155647
[ 42] 0x0000725b5c3d8c55 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08227925
[ 43] 0x0000725b5c3d94a9 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08230057
[ 44] 0x0000725b5c3c6ff4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08155124
[ 45] 0x0000725b5c3c70ff /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+08155391
[ 46] 0x0000725b5c53583b /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+09656379
[ 47] 0x0000725b5c53a7e4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_lxe.so+09676772
[ 48] 0x0000725b6d60b9b4 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+04241844
[ 49] 0x0000725b6d4df311 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+03011345
[ 50] 0x0000725b6d4df50d /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+03011853
[ 51] 0x0000725b6d5ac31d /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+03851037
[ 52] 0x0000725b6d5ac54e /usr/local/MATLAB/R2025a/bin/glnxa64/libmwlxemainservices.so+03851598
[ 53] 0x0000725b6dd56f0f /usr/local/MATLAB/R2025a/bin/glnxa64/libmwm_interpreter.so+01404687 _Z51inEvalCmdWithLocalReturnInDesiredWSAndPublishEventsRKNSt7__cxx1112basic_stringIDsSt11char_traitsIDsESaIDsEEEPibbP15inWorkSpace_tagN9MathWorks3lxe10EvalSourceE+00000063
[ 54] 0x0000725b6e577ecc /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00974540 _ZNK3iqm18InternalEvalPlugin24inEvalCmdWithLocalReturnERKNSt7__cxx1112basic_stringIDsSt11char_traitsIDsESaIDsEEEP15inWorkSpace_tag+00000108
[ 55] 0x0000725b6e578f35 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00978741 _ZN3iqm18InternalEvalPlugin7executeEP15inWorkSpace_tag+00000469
[ 56] 0x0000725b6e560716 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00878358
[ 57] 0x0000725b6e525228 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00635432
[ 58] 0x0000725b6e525571 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00636273
[ 59] 0x0000725b8394954e /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmlutil.so+09737550 _ZNK14cmddistributor16IIPRunNowMessage7deliverERKN10foundation7msg_svc8exchange7RoutingE+00000030
[ 60] 0x0000725b84d629cc /usr/local/MATLAB/R2025a/bin/glnxa64/libmwms.so+03549644 _ZN10foundation7msg_svc8exchange12MessageQueue7deliverERKN7mwboost10shared_ptrIKNS1_8EnvelopeEEE+00000252
[ 61] 0x0000725b84d6467f /usr/local/MATLAB/R2025a/bin/glnxa64/libmwms.so+03556991
[ 62] 0x0000725b84d49f6d /usr/local/MATLAB/R2025a/bin/glnxa64/libmwms.so+03448685
[ 63] 0x0000725b84d4ee74 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwms.so+03468916
[ 64] 0x0000725b84d4911f /usr/local/MATLAB/R2025a/bin/glnxa64/libmwms.so+03445023
[ 65] 0x0000725b83886452 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmlutil.so+08938578
[ 66] 0x0000725b8388d3d1 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmlutil.so+08967121
[ 67] 0x0000725b866dc31e /usr/local/MATLAB/R2025a/bin/glnxa64/libmwrcf_framework.so+00312094 _ZN7mwboost6detail17shared_state_base13wait_internalERNS_11unique_lockINS_5mutexEEEb+00000222
[ 68] 0x0000725b6e3d5612 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmcr.so+00706066 _ZN7mwboost6futureIvE3getEv+00000098
[ 69] 0x0000725b6e3c37bb /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmcr.so+00632763
[ 70] 0x0000725b85d47897 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmvm.so+03438743 ZN14cmddistributor15PackagedTaskIIP10invokeFuncIN7mwboost8functionIFvvEEEEENS2_10shared_ptrINS2_6futureIDTclfp_EEEEEERKT+00000071
[ 71] 0x0000725b85d47bc8 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmvm.so+03439560 _ZNSt17_Function_handlerIFN7mwboost3anyEvEZN14cmddistributor15PackagedTaskIIP10createFuncINS0_8functionIFvvEEEEESt8functionIS2_ET_EUlvE_E9_M_invokeERKSt9_Any_data+00000024
[ 72] 0x0000725b6e582e3b /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+01019451 _ZN3iqm18PackagedTaskPlugin7executeEP15inWorkSpace_tag+00000091
[ 73] 0x0000725b6e560716 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00878358
[ 74] 0x0000725b6e52c4f9 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00664825
[ 75] 0x0000725b6e2bc0e9 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwbridge.so+00499945
[ 76] 0x0000725b6e2bc5c3 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwbridge.so+00501187
[ 77] 0x0000725b6e2d84ea /usr/local/MATLAB/R2025a/bin/glnxa64/libmwbridge.so+00615658 _Z22mnGetCommandLineBufferbRbN7mwboost8optionalIKP15inWorkSpace_tagEEbRKNS0_9function2IN6mlutil14cmddistributor17inExecutionStatusERKNSt7__cxx1112basic_stringIDsSt11char_traitsIDsESaIDsEEES4_EE+00000218
[ 78] 0x0000725b6e2d8881 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwbridge.so+00616577 _Z8mnParserv+00000513
[ 79] 0x0000725b6e3fd350 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmcr.so+00869200
[ 80] 0x0000725b85d47897 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmvm.so+03438743 ZN14cmddistributor15PackagedTaskIIP10invokeFuncIN7mwboost8functionIFvvEEEEENS2_10shared_ptrINS2_6futureIDTclfp_EEEEEERKT+00000071
[ 81] 0x0000725b85d47bc8 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmvm.so+03439560 _ZNSt17_Function_handlerIFN7mwboost3anyEvEZN14cmddistributor15PackagedTaskIIP10createFuncINS0_8functionIFvvEEEEESt8functionIS2_ET_EUlvE_E9_M_invokeERKSt9_Any_data+00000024
[ 82] 0x0000725b6e582e3b /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+01019451 _ZN3iqm18PackagedTaskPlugin7executeEP15inWorkSpace_tag+00000091
[ 83] 0x0000725b6e560716 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00878358
[ 84] 0x0000725b6e52a8b2 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00657586
[ 85] 0x0000725b6e52b67d /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00661117
[ 86] 0x0000725b6e52b994 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwiqm.so+00661908
[ 87] 0x0000725b6e3e4d07 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmcr.so+00769287
[ 88] 0x0000725b6e3e53ce /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmcr.so+00771022
[ 89] 0x0000725b6e3e569d /usr/local/MATLAB/R2025a/bin/glnxa64/libmwmcr.so+00771741
[ 90] 0x0000725b85feeb17 /usr/local/MATLAB/R2025a/bin/glnxa64/libmwboost_thread.so.1.81.0+00043799
[ 91] 0x0000725b86a94ac3 /lib/x86_64-linux-gnu/libc.so.6+00608963
[ 92] 0x0000725b86b26850 /lib/x86_64-linux-gnu/libc.so.6+01206352

This error was detected while a MEX-file was running. If the MEX-file
is not an official MathWorks function, please examine its source code
for errors. Please consult the External Interfaces Guide for information
on debugging MEX-files.
** This crash report has been saved to disk as /home/user/matlab_crash_dump.135102-1 **

MATLAB is exiting because of fatal error

HOW I SOLVE THIS ERROR //??