ethereum CLI - RC15 (the second one) panic while catching up chain - OSX

[stephantual]

Reproduce:

• remove /go, .ethereum etc
• install RC15 from master
• start ethereum -mine

Output:
http://pastebin.com/0XRmajxq

[stephantual]

I realize you issued a fix however it now fails in the same fashion on a later block:
http://pastebin.com/8wwt1kWF

[stephantual]

Tried develop today 2253pm 28th June, ethereum CLI bails out randomly on blocks 47+ (pastebin above still valid)

[obscuren]

This should be fixed on develop