If this is in a sandbox which is on the Summer '14 version, then this is related to the newly published known issue. Here it is, along with a suggested workaround: https://success.salesforce.com/issues_view?id=a1p30000000T4QhAAK
If this answers your question, please mark this as the Best Answer for this post, so that others can benefit from this post.
If this is in a sandbox which is on the Summer '14 version, then this is related to the newly published known issue. Here it is, along with a suggested workaround: https://success.salesforce.com/issues_view?id=a1p30000000T4QhAAK
If this answers your question, please mark this as the Best Answer for this post, so that others can benefit from this post.
Thanks,
Shashank