error generated while creating netlist,using allegro16.5

hi,
can any one tell me how to solve this error

Checking Missing PCB Footprint Property
#1 ERROR(ORCAP-36071): Illegal character "Dot(.)" found in "PCB Footprint" property for component instance U4A: SCHEMATIC1, PAGE1 (8.90, 4.50) .
#2 ERROR(ORCAP-36071): Illegal character "Dot(.)" found in "PCB Footprint" property for component instance U2A: SCHEMATIC1, PAGE1 (9.50, 1.80) .

Checking Name Property for Hierarchical Instances

Check High Speed Properties Syntax
ERROR: [UPD0019] : The value defined for Ratsnest Schedule on this net is incorrect. This property will not be updated. Use the Property Editor to define the RATSNEST_SCHEDULE property. +12V
SCHEMATIC1, PAGE1 (15.60, 13.70)
ERROR: [UPD0019] : The value defined for Ratsnest Schedule on this net is incorrect. This property will not be updated. Use the Property Editor to define the RATSNEST_SCHEDULE property. GND_1
SCHEMATIC1, PAGE1 (3.30, 9.20)
ERROR: [UPD0019] : The value defined for Ratsnest Schedule on this net is incorrect. This property will not be updated. Use the Property Editor to define the RATSNEST_SCHEDULE property. -1.65V
SCHEMATIC1, PAGE1 (10.60, 6.80)
ERROR: [UPD0019] : The value defined for Ratsnest Schedule on this net is incorrect. This property will not be updated. Use the Property Editor to define the RATSNEST_SCHEDULE property. -12V
SCHEMATIC1, PAGE1 (8.00, 6.80)

Check Power Ground Mismatch

Reporting Unused Refdes in multiple part packages
Part Quantity Reference
-----------------------------------------------------------------------------------------
LM358 1 U4: B
OPAMP DUAL SUPPLY 1 U2: B

Hi dani,
check the footprint name which is end with dot for example capacitor footprint is CC0805. don should not come end of footprint (spacial character)