PXE-32 TFTP open timeout.

Everthing seems to be working fine but for some reason it doesn't work, I'm new to networking, so sorry if i sound like a total noob, when i open the TFTP tab it just says progress 0% 0 bytes transferred, i've been working on this for 5 hours (litterally, from 6 to 12...)and i feel like i want to scream to a wall for 2 hours straight rn, it's driving me nuts

im using serva RN

here's the YT video i followed, and the other one

here's the log, any help would be appriciated

[09/19 21:28:13.716] BINL Inf: Preparation/Maintenance procedures "Start" **
[09/19 21:28:14.074] BINL Inf: Expandd OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\pxeboot.n12
[09/19 21:28:14.258] BINL Inf: Expandd OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\bootmgr.exe
[09/19 21:28:14.272] BINL Inf: Copied OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\boot\boot.sdi
[09/19 21:28:14.667] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\ServaBINL.dat
[09/19 21:28:15.069] BINL Inf: Injected OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\boot\ServaBoot.wim Added [2]\Windows\System32\ServaPENet.exe
[09/19 21:28:15.082] BINL Inf: Injected OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\boot\ServaBoot.wim Added [2]\Windows\System32\Winpeshl.ini
[09/19 21:28:15.093] BINL Inf: Injected OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\boot\ServaBoot.wim Added [2]\Serva.txt
[09/19 21:28:15.120] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\WIA_WDS\win7\_SERVA_\boot\bcd
[09/19 21:28:15.131] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\BM\PXESERVA\BIOS\pxeserva.cfg\menu.def.bak
[09/19 21:28:15.134] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\BM\PXESERVA\BIOS\pxeserva.cfg\menu.def
[09/19 21:28:15.134] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\BM\PXESERVA\BIOS\pxeserva.cfg\menu.def
[09/19 21:28:15.136] BINL Warn: Serva assets not found when creating C:\Users\tristan\Desktop\serva\BM\PXESERVA\EFI32\pxeserva.cfg\menu.def
[09/19 21:28:15.137] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\BM\PXESERVA\EFI32\pxeserva.cfg\menu.def
[09/19 21:28:15.147] BINL Warn: Serva assets not found when creating C:\Users\tristan\Desktop\serva\BM\PXESERVA\EFI64\pxeserva.cfg\menu.def
[09/19 21:28:15.148] BINL Inf: Created OK, C:\Users\tristan\Desktop\serva\BM\PXESERVA\EFI64\pxeserva.cfg\menu.def
[09/19 21:28:15.655] BINL Err: WIA_RIS_SHARE not found; 127.0.0.1:445 SMB is not responding
[09/19 21:28:15.657] BINL Inf: WIA_WDS_SHARE OK; 127.0.0.1:445
[09/19 21:28:15.658] BINL Inf: Preparation/Maintenance procedures "End" **
[09/19 21:28:18.730] DHCP Inf: Serva's own interface MAC ?/18:DB:F2:3F:3E:61 : ignoring request
[09/19 21:28:42.262] DHCP Inf: Rcvd DHCPDISCOVER from IP 0.0.0.0, MAC Elitegro/00:16:EC:6F:67:BB, ClassID "PXEClient", Arch "Intel x86PC"
[09/19 21:28:42.264] DHCP Inf: Address 192.168.20.90 is being OFFERED
[09/19 21:28:42.265] DHCP Inf: Broadcasting through local interface [192.168.137.1]
[09/19 21:28:42.266] DHCP Inf: Broadcasting through local interface [192.168.100.3]
[09/19 21:28:42.266] DHCP Inf: Broadcasting through local interface [169.254.85.60]
[09/19 21:28:43.296] DHCP Inf: Rcvd DHCPREQUEST from IP 0.0.0.0, MAC Elitegro/00:16:EC:6F:67:BB, ClassID "PXEClient", Arch "Intel x86PC"
[09/19 21:28:43.296] DHCP Inf: Address 192.168.20.90 is being ACKED
[09/19 21:28:43.298] DHCP Inf: Broadcasting through local interface [192.168.137.1]
[09/19 21:28:43.298] DHCP Inf: Broadcasting through local interface [192.168.100.3]
[09/19 21:28:43.298] DHCP Inf: Broadcasting through local interface [169.254.85.60]
[09/19 21:28:43.355] DHCP Inf: Rcvd DHCPDISCOVER from IP 0.0.0.0, MAC Elitegro/00:16:EC:6F:67:BB, ClassID "PXEClient", Arch "Intel x86PC"
[09/19 21:28:43.355] DHCP Inf: Address 192.168.20.90 is being OFFERED
[09/19 21:28:43.356] DHCP Inf: Broadcasting through local interface [192.168.137.1]
[09/19 21:28:43.356] DHCP Inf: Broadcasting through local interface [192.168.100.3]
[09/19 21:28:43.356] DHCP Inf: Broadcasting through local interface [169.254.85.60]
[09/19 21:28:47.311] DHCP Inf: Rcvd DHCPREQUEST from IP 0.0.0.0, MAC Elitegro/00:16:EC:6F:67:BB, ClassID "PXEClient", Arch "Intel x86PC"
[09/19 21:28:47.311] DHCP Inf: Address 192.168.20.90 is being ACKED
[09/19 21:28:47.313] DHCP Inf: Broadcasting through local interface [192.168.137.1]
[09/19 21:28:47.314] DHCP Inf: Broadcasting through local interface [192.168.100.3]
[09/19 21:28:47.315] DHCP Inf: Broadcasting through local interface [169.254.85.60]
[09/19 21:28:47.380] DHCP Inf: Rcvd DHCPDISCOVER from IP 0.0.0.0, MAC Elitegro/00:16:EC:6F:67:BB, ClassID "PXEClient", Arch "Intel x86PC"
[09/19 21:28:47.381] DHCP Inf: Address 192.168.20.90 is being OFFERED
[09/19 21:28:47.382] DHCP Inf: Broadcasting through local interface [192.168.137.1]
[09/19 21:28:47.382] DHCP Inf: Broadcasting through local interface [192.168.100.3]
[09/19 21:28:47.382] DHCP Inf: Broadcasting through local interface [169.254.85.60]
[09/19 21:28:48.354] DHCP Inf: Rcvd DHCPREQUEST from IP 0.0.0.0, MAC Elitegro/00:16:EC:6F:67:BB, ClassID "PXEClient", Arch "Intel x86PC"
[09/19 21:28:48.354] DHCP Inf: Address 192.168.20.90 is being ACKED
[09/19 21:28:48.357] DHCP Inf: Broadcasting through local interface [192.168.137.1]
[09/19 21:28:48.358] DHCP Inf: Broadcasting through local interface [192.168.100.3]
[09/19 21:28:48.359] DHCP Inf: Broadcasting through local interface [169.254.85.60]
[09/19 21:28:48.362] TFTP Inf: Read file <\BM\PXESERVA\BIOS\pxeserva.0>. Mode octet
[09/19 21:28:50.415] TFTP Inf: Read file <\BM\PXESERVA\BIOS\pxeserva.0>. Mode octet
[09/19 21:28:54.380] TFTP Inf: Read file <\BM\PXESERVA\BIOS\pxeserva.0>. Mode octet
[09/19 21:29:00.364] TFTP Inf: Read file <\BM\PXESERVA\BIOS\pxeserva.0>. Mode octet
[09/19 21:29:08.329] TFTP Inf: Read file <\BM\PXESERVA\BIOS\pxeserva.0>. Mode octet