Error when debugging ARM sample on linux

[k1p0d]

• IDA Ver: Using IDA 7.6
• Debugged binary: ELF, ARM

got the following message -

[HeapViewer] Tracer enabled
IDAPython: Error while calling Python callback :
Traceback (most recent call last):
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\plugin_gui.py", line 32, in OnCreate
self.setup_gui()
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\plugin_gui.py", line 42, in setup_gui
self.magic_widget = MagicWidget(self)
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\widgets\magic.py", line 24, in init
self._create_gui()
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\widgets\magic.py", line 45, in _create_gui
self.io_file_widget = IOFileWidget(self)
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\widgets\magic.py", line 579, in init
self.cb_struct_changed(0)
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\widgets\magic.py", line 630, in cb_struct_changed
self.show_struct(address, struct_name)
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\widgets\magic.py", line 687, in show_struct
io_file_struct = io_file.parse_structs(address)
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\io_file.py", line 190, in parse_structs
io_jump_data = get_struct(io_file_data.vtable, structs.vtable)
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\misc.py", line 25, in get_struct
assert idaapi.is_loaded(address) == True, "Can't access memory at 0x%x" % address
AssertionError: Can't access memory at 0x0
Exception in ida_dbg.DBG_Hooks dispatcher function: SWIG director method error. Error detected when calling 'DBG_Hooks.dbg_bpt'
Traceback (most recent call last):
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\tracer.py", line 82, in dbg_bpt
ret_addr = self.get_return_address()
File "C:/Users/XXX/AppData/Roaming/Hex-Rays/IDA Pro/plugins\heap_viewer\tracer.py", line 65, in get_return_address
esp = get_reg_value(self.regs['SP'])
File "C:\Program Files\IDA Pro 7.6\python\3\ida_dbg.py", line 4532, in get_reg_val
return _ida_dbg.get_reg_val(*args)
Exception: Failed to retrieve register value

maybe its because its never tested on 7.6 or on ARM.. not sure.