ST_MoveIsoNode gives ST_Intersects is not unique

[robe]

SELECT topology.ST_MoveIsoNode('ma_topo', 7,  ST_GeomFromText('POINT(227579.5 893916.5)', 26986) ) As descrip; 

Gives error:

HINT:  Could not choose a best candidate function. You might need to add explici
t type casts.
QUERY:  SELECT edge_id FROM ma_topo.edge WHERE geom && '01010000206A690000000000
00DCC70B4100000000B9472B41' AND ST_Intersects(geom, '01010000206A69000000000000D
CC70B4100000000B9472B41')
CONTEXT:  PL/pgSQL function "st_moveisonode" line 56 at FOR over EXECUTE stateme
nt

[robe]

fixed at r6665