trying dissolve on indiv sp buf 1st

buf_inland1km_dissolve (12:06:19)
Traceback (most recent call last):
File
"D:\best\docs\GitHub\ohiprep\Global\NCEAS-Regions_v2014\digest_buffers.py",
line 165, in <module>
#arcpy.Merge_management(['buf_%s_%06d' % (buf, sp_id) for sp_id in (46,
288300)], 'buf_%s_merged' % buf)
File "C:\Program Files
(x86)\ArcGIS\Desktop10.1\arcpy\arcpy\management.py", line 3967, in
Dissolve
raise e
got topology error again on dissolve after running for 3 hrs. so now
running dissolve on individual buffers (perhaps repair later too) before
running merge and dissolve again. ohi-science/ohicore#40

arcgisscripting.ExecuteError: ERROR 999999: Error executing function.
Invalid Topology [Topoengine error.]
Failed to execute (Dissolve).