Our [[https://groups.google.com/forum/#!forum/eman2|Google Group]] is now the primary place for ongoing EMAN2 discussions. Note that the group has a searchable message archive.

**General:**

  * [[EMAN2:FAQ/CiteEman2|What paper should I cite if I use EMAN2 for a reconstruction]]

**Installation**

  * Installation FAQs can be found on the [[EMAN2:Install|Installation]] page.
  * [[EMAN2:FAQ/Computer|What sort of computer should I buy]] ?

**BDB Issues ** (obsolete. BDB no longer used in EMAN2.1)
  * [[EMAN2:FAQ/NfsBdb|We use NFS-mounted directories, how can I safely use EMAN2 with it's BDB system]]
  * [[EMAN2:FAQ/BdbConvert|How can I convert these funny 'bdb' files into something I can use in Chimera or other software ?]]
  * [[EMAN2:FAQ/BdbErrors|I'm getting funny errors that seem to be related to BDB. What do I do ???]]
  * [[EMAN2:FAQ/BdbVstack|Can I make a vstack from another vstack, including only a subset of the images ?  What will this do ?]]


**Refinement Issues**

  * [[EMAN2:FAQ/Symmetry|What symmetry should I use for my particle if I don't know what it is ?]]
  * [[EMAN2:FAQ/AutoMask|How do I pick the correct parameters for automasking during refinement or using the mask.auto3d processor]]
  * [[EMAN2:FAQ/ChangeBoxSize|I just decided that my box size is too large, and I want to make it smaller, how can I do this without making a mess ?]]
  * [[EMAN2:FAQ/InvertData|I just realized that I forgot to invert my data. I see black protein on a white background. What do I do ?]]
  * [[EMAN2:FAQ/FSC|I computed my FSC curves and they look funny, what's going on, and how can I get them to look better]]

**Program Specific FAQ**

  * [[EMAN2:boxerFAQ|e2boxer FAQ]]
  * [[EMAN2:e2make3dfaq|e2make3d FAQ]]

**Programming FAQ**

  * [[EMAN2MakingVolumes|Is there a way to build a volume EMData object from a set of slices ?]]

**EMAN2 and other software**

  * [[EMAN2:FAQ/SpiderEuler|Can I convert EMAN2 Euler angles from e2initialmodel.py to Spider (or other) convention ?]]