Cannot build in OSX

[dam0]

make
opa --parser classic tictactopa.opack -o tictactopa.exe
Warning slicer.server.meaningless
File "multitub/multitub.opa", line 340, characters 25-80, (340:25-340:80 | 10357-10412)
'one_page_server' is tagged as 'server' but it uses 'protected' values:
'one_page_server' at File "multitub/multitub.opa", line 340, characters 25-80, (340:25-340:80 | 10357-10412)
'one_page_server' at stdlib.core.web.server at File "conf" (10085-10132)
from package stdlib.core.web.server at File "conf" (10085-10132)
The directive will be ignored.
Warning slicer.server.meaningless
File "multitub/multitub.opa", line 345, characters 18-79, (345:18-347:28 | 10514-10575)
'resource' is tagged as 'server' but it uses 'protected' values:
'resource' at File "multitub/multitub.opa", line 345, characters 18-79, (345:18-347:28 | 10514-10575)
'page' at stdlib.core.web.resource at File "conf" (9861-9912)
from package stdlib.core.web.resource at File "conf" (9861-9912)
The directive will be ignored.
Error: Fatal warning: 'slicer.server.meaningless'

make: *** [tictactopa.exe] Error 10