Missing segments for the Spartan 7

[RossComputerGuy]

I'm working on a design to flash to the Spartan 7 on the Arty S7-50. These are the errors I get:

prjxray.fasm_assembler.FasmLookupError: Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B17_2.CFG_CENTER_BSCAN2_UPDATE not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B17_2.CFG_CENTER_BSCAN2_UPDATE'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B15_2.CFG_CENTER_BSCAN2_SEL not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B15_2.CFG_CENTER_BSCAN2_SEL'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B23_2.CFG_CENTER_BSCAN2_CAPTURE not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B23_2.CFG_CENTER_BSCAN2_CAPTURE'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B19_2.CFG_CENTER_BSCAN2_RESET not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B19_2.CFG_CENTER_BSCAN2_RESET'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B17_3.CFG_CENTER_BSCAN2_SHIFT not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B17_3.CFG_CENTER_BSCAN2_SHIFT'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B15_3.CFG_CENTER_BSCAN2_TCK not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B15_3.CFG_CENTER_BSCAN2_TCK'
Segment DB CFG_CENTER_MID, key CFG_CENTER_MID.CFG_CENTER_BSCAN2_TDO.CFG_CENTER_IMUX34_3
not found from line 'CFG_CENTER_MID_X46Y32.CFG_CENTER_BSCAN2_TDO.CFG_CENTER_IMUX34_3'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_LOGIC_OUTS_B13_3.CFG_CENTER_BSCAN2_TDI not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_LOGIC_OUTS_B13_3.CFG_CENTER_BSCAN2_TDI'

I've also seen this:

prjxray.fasm_assembler.FasmLookupError: Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.STARTUP.USRCCLKO_CONNECTED not found from line 'CFG_CENTER_MID_X46Y32.STARTUP.USRCCLKO_CONNECTED'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_STARTUP_USRCCLKO.CFG_CENTER_CLK1_7 not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_USRCCLKO.CFG_CENTER_CLK1_7'
Segment DB CFG_CENTER_MID, key CFG_CENTER_MID.CFG_CENTER_STARTUP_PACK.CFG_CENTER_IMUX43_8
not found from line 'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_PACK.CFG_CENTER_IMUX43_8'
Segment DB CFG_CENTER_MID, key CFG_CENTER_MID.CFG_CENTER_STARTUP_GTS.CFG_CENTER_IMUX39_8
not found from line 'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_GTS.CFG_CENTER_IMUX39_8'
Segment DB CFG_CENTER_MID, key CFG_CENTER_MID.CFG_CENTER_STARTUP_CLK.CFG_CENTER_CLK1_5 not
 found from line 'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_CLK.CFG_CENTER_CLK1_5'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_STARTUP_USRCCLKTS.CFG_CENTER_IMUX38_8 not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_USRCCLKTS.CFG_CENTER_IMUX38_8'
Segment DB CFG_CENTER_MID, key CFG_CENTER_MID.CFG_CENTER_STARTUP_GSR.CFG_CENTER_IMUX40_8
not found from line 'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_GSR.CFG_CENTER_IMUX40_8'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_STARTUP_USRDONETS.CFG_CENTER_IMUX41_8 not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_USRDONETS.CFG_CENTER_IMUX41_8'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_STARTUP_KEYCLEARB.CFG_CENTER_IMUX36_8 not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_KEYCLEARB.CFG_CENTER_IMUX36_8'
Segment DB CFG_CENTER_MID, key
CFG_CENTER_MID.CFG_CENTER_STARTUP_USRDONEO.CFG_CENTER_IMUX42_8 not found from line
'CFG_CENTER_MID_X46Y32.CFG_CENTER_STARTUP_USRDONEO.CFG_CENTER_IMUX42_8'