To be full you must be emptied first. Expect for more things to come to the surface. It's resistance to abundance. It has to go and sometimes it needs to see light of day, so you can see it, acknowledge it, then let it go.
If you carry your pain with you all the time, then you're just blocked. This is very common for people who are learning to meditate and focus on feeling good, I went through it, I'm still going through it, but it gets easier.
When I first read AAIIG and was well on my way, I felt amazing peace. I remember one Sunday just reading the book and feeling fantastic. That night I woke up in the middle of a huge rage, I was yelling, punching my bed, it was unbelievable.
And hey, for what it's worth, I posted a thread about it when it happened.
LOA aftermath