Casper CG server building on ubuntu 20.4 facing OpenGL issue

General
1 
Exception: /source/accelerator/ogl/util/device.cpp(111): Throw in function caspar::accelerator::ogl::device::impl::impl()
[2023-02-20 16:54:47.855] [error]   Dynamic exception type: boost::exception_detail::clone_impl<caspar::not_supported>
[2023-02-20 16:54:47.855] [error]   [caspar::tag_msg_info*] = Your graphics card does not meet the minimum hardware requirements since it does not support OpenGL 4.5 or higher.
[2023-02-20 16:54:47.855] [error]   [caspar::tag_stacktrace_info*] =  0# 0x000055A39A2EED1F in bin/casparcg
[2023-02-20 16:54:47.855] [error]    1# 0x000055A39A32D86C in bin/casparcg
[2023-02-20 16:54:47.855] [error]    2# 0x000055A39A31A472 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    3# 0x000055A39A30BA72 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    4# 0x000055A39A300641 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    5# 0x000055A39A306334 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    6# 0x000055A39A2D26C1 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    7# main in bin/casparcg
[2023-02-20 16:54:47.855] [error]    8# __libc_start_main in /lib/x86_64-linux-gnu/libc.so.6
[2023-02-20 16:54:47.855] [error]    9# 0x000055A39A2D0B6E in bin/casparcg
[2023-02-20 16:54:47.855] [error]   
[2023-02-20 16:54:47.855] [error]   
[2023-02-20 16:54:47.855] [error]    0# 0x000055A39A2DB510 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    1# 0x000055A39A2051A7 in bin/casparcg
[2023-02-20 16:54:47.855] [error]    2# __libc_start_main in /lib/x86_64-linux-gnu/libc.so.6
[2023-02-20 16:54:47.855] [error]    3# 0x000055A39A2D0B6E in bin/casparcg
[2023-02-20 16:54:47.855] [error]
2

it says:

[caspar::tag_msg_info*] = Your graphics card does not meet the minimum hardware requirements since it does not support OpenGL 4.5 or higher.

so either your graphic card is too old or your driver are not up to date

you may try older versions of caspar that support your current hardware